how does the nervous system influence the raspatory system
Answers
Answer:
Breathing is an automatic and rhythmic act produced by networks of neurons in the hindbrain (the pons and medulla). The neural networks direct muscles that form the walls of the thorax and abdomen and produce pressure gradients that move air into and out of the lungs.
Explanation:
Answer:The neural networks direct muscles that form the walls of the thorax and abdomen and produce pressure gradients that move air into and out of the lungs.
Explanation:
Breathing is an automatic and rhythmic act produced by networks of neurons in the hindbrain (the pons and medulla). The neural networks direct muscles that form the walls of the thorax and abdomen and produce pressure gradients that move air into and out of the lungs.
Related Questions
g in an in vitro polymerization reaction of f-actin from its g-actin subunits, there is a lag phase (rate-limiting stage). what happens during this lag phase? a: f-actin is nucleated b: f-actin reaches a steady state c: f-actin exchanges nucleotides d: f-actin hydrolyzes atp e: f-actin undergoes treadmilling
Answers
There is a lag phase in the in vitro polymerization of F-actin from its G-actin subunits. F-actin nucleates during this lag phase.
G-actin or globular actin is the globular and monomer form of actin that forms the actin filament. F-actin or fibrous actin is the fibrous actin and a linear polymer that forms the contractile apparatus and cytoskeleton apparatus of the muscle cells.
Actin nucleation is the first stage in the development of an actin filament. Polarized filaments, or F-actin, are created by the assembly of actin monomers, or G-actin. This filament will have a pointed end that grows more slowly and a barbed end that grows quickly. Therefore, at this stage, a complex of three actin monomers, or an actin nucleus, is formed, from which an actin filament extends. Therefore, the time needed by the actin for nucleation is the lag phase. Here, option a is the correct statement.
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Which DNA fingering technique examines the length variation of DNA repeat sequences in human DNA?
A) VNTRs (variable tandem repeats)
B) PCR (polymerase chain reaction) analysis
C) STRs (short tandem repeats)
D mtDNA (mitochondrial DNA) analysis
Answers
Answer: The question is incorrect, below is the correct question
Which DNA FINGERPRINTING technique examines the length variation of DNA repeat sequences in human DNA?
The correct answer to the question is option D
mtDNA (mitochondrial DNA) analysis
Explanation: DNA fingerprinting technique is a laboratory technique used by geneticists.it entails placing of DNA samples into wells,these wells are then placed in a slab of gels and thereafter passing a current through the gel.This is done to ascertain the uniqueness of a DNA pattern and thus be able to differentiate people of same species.
There are several methods of DNA fingerprinting as outlined in the options given with the question.
In mtDNA (mitochondrial DNA) analysis,The Genetic samples are extracted from the biological materials, these samples extracted are total genomic DNA like hair,tooth or samples of blood, Several copies of these genomic DNA are then produced using a polymerase chain reaction and flanking primers inorder to examines the length variation of DNA repeat sequences in human DNA.
Answer:
D. Mitochondrial DNA Analysis
Explanation:
Edg 2021
Sections of an mRNA molecule that are removed:
Answers
Answer:
Most pre-mRNA molecules have sections that are removed from the molecule, called introns, and sections that are linked or together to make the final mRNA, called exons.
After sperm are produced, they enter the first part of the duct system, the __________.
Answers
The epididymis is where the sperm travel to finish developing. Sperm then travel to the vas deferens.
In what order do sperm flow through quizlet?Spermiogenesis occurs at e:. What is the sequence in which sperm moves through these organs as it travels from the testicles. the proximal part of the seminal vesicle and the ampulla.
Which component of the male reproductive system acts as a conduit for the sperm as it travels from the testes to the seminal vesicle?The stiff, spaghetti-sized vas deferens is responsible for carrying sperm from the epididymis. From each epididymis, one of these ducts travels to the prostate's back where it connects with one of the two seminal vesicles.
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roots show geotropism because they grow toward gravitational pull.; plants that have many periods of reproduction are called; plants tend to grow toward air with higher humidity because of _____.; a potato is an example of what nutrients; plants conduct _____.; potatoes are an example of _____. rhizomes tubers stolons bulbs; the basic requirements for plants to survive are _____.; scientists believe were the first types of cells able to make their own food.
Answers
Roots show geotropism because they grow towards the gravitational pull.Plants that have many periods of reproduction are called perennial plants. Plants tend to grow towards air with higher humidity because of hydrotropism. A potato is an example of a tuber. Plants conduct water and nutrients through their xylem and phloem tissues.The basic requirements for plants to survive are light, water, air, and nutrients. Scientists believe that the first types of cells able to make their own food were the prokaryotic cells.
1. Roots show geotropism because they grow towards the gravitational pull. Geotropism is a plant's response to gravity, and it helps roots grow in the correct direction, which is typically downward. This allows the roots to anchor the plant and absorb water and nutrients from the soil more efficiently.
2. Plants that have many periods of reproduction are called perennial plants. Perennial plants live for more than two years and go through multiple reproductive cycles. Unlike annual plants that complete their life cycle in one year, perennials continue to grow and reproduce for several years.
3. Plants tend to grow towards air with higher humidity because of hydrotropism. Hydrotropism is the response of plants to water. When the air has higher humidity, it means there is more moisture in the air, and plants will grow in that direction to access the water they need for photosynthesis and survival.
4. A potato is an example of a tuber. Tubers are modified stems that store nutrients for the plant. Potatoes are underground stems that store starches and other nutrients, which the plant can use for energy and growth.
5. Plants conduct water and nutrients through their xylem and phloem tissues. The xylem transports water and minerals from the roots to the rest of the plant, while the phloem transports sugars and other organic compounds produced during photosynthesis to other parts of the plant.
6. Potatoes are an example of tubers. Tubers, like potatoes, are underground stems that store nutrients for the plant. They often have buds, called eyes, which can sprout into new plants.
7. The basic requirements for plants to survive are light, water, air, and nutrients. Plants need light for photosynthesis, where they convert sunlight into energy. Water is essential for the transport of nutrients and for maintaining cell turgidity. Air provides carbon dioxide for photosynthesis and oxygen for respiration. Nutrients, such as nitrogen, phosphorus, and potassium, are necessary for plant growth and development.
8. Scientists believe that the first types of cells able to make their own food were the prokaryotic cells. Prokaryotic cells, specifically cyanobacteria, were the earliest organisms capable of photosynthesis. These cells were able to convert sunlight into energy and produce their own food, paving the way for the evolution of more complex organisms.
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Leroy always smokes a cigarette while he drives home from work. he asks a coworker if he can carpool as a way to help him quit smoking by
interrupting his routine. which method of reducing bad habits is leroy employing?
a.reduce cues
b.use covert sensitization
Answers
Leroy is employing the method of reducing cues to help him quit smoking.
Cues are stimuli that trigger a behavior, such as the desire to smoke a cigarette. By carpooling with a coworker, Leroy is interrupting his usual routine of smoking a cigarette while driving home from work. This can help him reduce the number of cues that trigger his desire to smoke, making it easier for him to break the habit.
Covert sensitization is a different method of reducing bad habits. It involves using visualization or imagination to associate negative consequences with the undesirable behavior. For example, a person might imagine themselves getting sick or experiencing negative consequences as a result of engaging in the undesirable behavior. This method is designed to help people overcome their negative habits by replacing them with more positive ones.
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how food proteins get converted to body proteins?
Answers
Answer:
Food proteins get converted by
Explanation:
It gets convered like this when you eat your meal, it goes and gets to your stomach , when it has reached there now hydrochloric acid and enzymes take over therefore these are called proteases break it to smaller bits of amino acids.
A red bloom cell has diameter of 0.008mm. a model of the red blood cell has a diameter of 80mm. What is the scale of the model
Answers
Scale of the model: 1:10,000. To find the scale of the model, we need to compare the size of the model to the actual size of the red blood cell. Given that the diameter of the red blood cell is 0.008mm and the diameter of the model is 80mm, we can calculate the scale by dividing the diameter of the model by the diameter of the actual cell.
Scale = Model diameter / Actual cell diameter
Substituting the given values:
Scale = 80mm / 0.008mm
Simplifying the expression:
Scale = 10,000
Therefore, the scale of the model is 1:10,000.
1. Identify the diameter of the red blood cell: 0.008mm.
2. Identify the diameter of the model: 80mm.
3. Use the formula Scale = Model diameter / Actual cell diameter.
4. Substitute the values into the formula: Scale = 80mm / 0.008mm.
5. Simplify the expression to find the scale: Scale = 10,000.
6. The scale of the model is 1:10,000, indicating that the model is 10,000 times larger than the actual red blood cell.
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which of the following techniques is a realistic solution for farmers to decrease the amount of fertilizer and sediment runoff into aquatic ecosystems? a using integrated pest management b switching from drip irrigation to furrow irrigation in fields c practicing crop rotation
Answers
Option c is Correct. Crop rotation is one of the next methods that farmers can use to reduce the quantity of fertilizer and sediment runoff into aquatic habitats.
The process of cultivating different crops in the same place over the course of several growing seasons is known as crop rotation. It lessens reliance on a single supply of nutrients, the pressure from pests and weeds, and the possibility of pest and weed resistance emerging.
Additionally, it lessens the flow of silt and fertilizer into aquatic environments. A well-planned crop rotation can lower the demand for synthetic fertilizers and pesticides by more effectively exploiting ecosystem services provided by a variety of crops. Crop rotations can also increase organic matter and soil structure, lowering erosion, and strengthening the resilience of farm systems.
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Correct Question:
Which of the following techniques is a realistic solution for farmers to decrease the amount of fertilizer and sediment runoff into aquatic ecosystems?
a. using integrated pest management
b. switching from drip irrigation to furrow irrigation in fields
c. practicing crop rotation
d. applying manure immediately before precipitation occurs
if the nitrogen source could be cut by 90 percent, how much algae (mg/l) could be produced? (e) if the phosphorus source could be cut by 90 percent, how much algae (mg/l) could be produced?
Answers
The first answer is If the nitrogen source is cut by 90 percent, 0.0158 mg/l algae are produced. The answer to the second part is If the Phosphorus source is cut by 90 percent, 0.458 mg/L of algae is produced
a)0.10 mg N(1/10) = 0.001 mg N
Because the limiting nutrient decreases in concentration N will still be the limiting nutrient
(0.001mg N / 1L water)*(1000 mg algae/63.1 mg N) = 0.0158 mg/l algae
If the nitrogen source is cut by 90 percent, 0.0158 mg/l algae are produced.
b) If the Phosphorus source is cut by 90 percent
0.04 mg P(1/10) = 0.004 mg P
Amount of N produced is still 0.10 mg/L
Thus supply ratio = 0.10 mg N/ 0.004 mg P = 25
P is now limiting nutrient
(0.004 mg P /1L water) * ( 1000mg algae / 8.724 mg P) = 0.458 mg/L of algae is produced
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How do you think relations between men and women have changed since Martineau did her research?
Answers
Explanation:
Harriet Martineau (/ˈmɑːrtɪnˌoʊ/; 12 June 1802 – 27 June 1876) was an English social theorist often seen as the first female sociologist.[1] She wrote from a sociological, holistic, religious and feminine angle, translated works by Auguste Comte, and, rarely for a woman writer at the time, earned enough to support herself.[2] The young Princess Victoria enjoyed her work and invited her to her 1838 coronation.[3][4] Martineau advised "a focus on all [society's] aspects, including key political, religious, and social institutions". She applied thorough analysis to women's status under men. The novelist Margaret Oliphant called her "a born lecturer and politician... less distinctively affected by her sex than perhaps any other, male or female, of her generation."[2]
Harriet Martineau developed theories on a variety of topics, including political economy and the suffrage of women. Martineau was a feminist theorist and researcher who also advocated for women's rights. She planned a drive to increase female employment.
What was Harriet Martineau's opinion of society?
While seeing and documenting the injustices and oppression in society, Harriet Martineau also held out hope for its transformation.
Today, Harriet Martineau, who made little-known contributions to sociology but was born on June 12, 1802 and died on June 27, 1876, is referred to as the "mother of sociology." Although she was a steadfast political and social writer and journalist during the Victorian era, she has only just begun to receive respect.
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the layer of the skin called the lacks blood vessels is ?
Answers
The deepest layers of the epidermis are supplied by diffusion from blood capillaries found in the top layers of the dermis because the epidermis lacks blood vessels.
Which layer of skin is devoid of blood vessels?the epidermis The keratinized, stratified squamous epithelium makes up the epidermis. Depending on where it is located in the body, it has four or five layers of epithelial cells. It does not contain any blood vessels.
Why is the epidermis blood vessel-free?Because it is primarily composed of dead cells that are regularly shed off, the epidermis lacks blood arteries and nerves in contrast to the dermis and hypodermis. The division of cells produces new cells that are continually replacing the dead skin cells.
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is If you are confused about something in class, don't wait. Raise your hand and ask for help immediately. Do it while your teacher is still explaining the material. Your teacher will probably be happy that you are taking an active part in your education and should attempt to explain the material in a different way. If you are still confused, ask your teacher if he or she is available after class to give you additional instruction. You are worth it. Don't give up on yourself first person
Answers
in what year did atcc begin screening their cell lines for common viral pathogens?
Answers
In 2010, the American Type Culture Collection (ATCC) began screening all of their cell lines for common viral pathogens such as mycoplasma, which is a common bacterial contaminant that has been shown to alter the phenotype of cultured cells.
The presence of mycoplasma and other viruses such as HIV-1, hepatitis B and C viruses, and cytomegalovirus in cells can cause major complications in scientific experiments, rendering the results untrustworthy. ATCC, which is one of the world's most widely used biological resource centers for cell lines, has responded to this by implementing a rigorous screening process for their cell lines.
ATCC's quality control procedures aim to offer researchers with reliable, high-quality cell lines that are free of microbial and viral contamination, allowing them to conduct experiments that produce dependable and reproducible results.
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Please help!
A. I only
B. II only
C. III only
D. I and III only
Answers
Answer:
a
Explanation:
my reason is that the capacity carrying is 35
Answer:
\(\boxed{\mathrm{A. \: I \ only}}\)
Explanation:
The graph does not mention any seasons. The graph is not growing geometrically. For about 9 months the population has been about 35.
How many of each nitrogenous base is in your template?
Answers
Answer:
four nitrogenous bases
Explanation:
Helped by none other than the #QUEEN herself #DRIPPQUEENMO
Answer:
it kinda hard to answer so use
G
O
O
G
L
E
Explanation:
What evidence in the video suggests that Earth attracts or pulls on objects?
Answers
: Every object in the universe that has mass exerts a gravitational pull, or force, on every other mass. Thiis suggest being a massive object exerts a gravitational force on nearby objects causing them to be attracted or pulled towards it.
What evidence in the video suggests that Earth attracts or pulls on objects?The video show objects falling towards the Earth when released from a height. This can be observed with objects like a ball dropped from a certain height, or even in footage of skydivers descending towards the ground.
This downward motion indicates the presence of a gravitational force exerted by Earth, pulling the objects towards its center. It also feature demonstrations of objects sticking or adhering to the Earth's surface. For instance, it might show a person standing on the ground without floating away. This occurrence is due to the gravitational force exerted by Earth, which keeps objects firmly grounded.
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What kind of texture will a conglomerate rock have?
A. large-grained
B. fine-grained
C. medium-grained
D. coarse-grained
Answers
Answer:
d
Explanation:
edge 2021
why do researchers who are interested in subjective well-being take the time to observe changes in immune system and brain regions in addition to asking people to report on their own happiness levels?
Answers
Researchers observe changes in the immune system and brain regions to gather objective evidence, understand biological correlates, capture complexity, uncover unconscious processes, and gain a holistic perspective on subjective well-being.
Researchers interested in subjective well-being often go beyond relying solely on self-report measures of happiness levels and also observe changes in the immune system and brain regions for several reasons:
Objective Measures: Self-report measures of subjective well-being rely on individuals' subjective perceptions and interpretations, which may be influenced by various factors such as mood, memory biases, and social desirability. By incorporating objective measures such as changes in the immune system and brain regions, researchers can provide more robust and reliable evidence to support their findings. Biological Correlates: The immune system and brain regions are known to play a crucial role in regulating emotions, mood, and overall well-being. Research has shown that certain immune markers and brain activity patterns are associated with emotional states, stress responses, and mental health outcomes. By examining these biological correlates, researchers can gain a deeper understanding of the underlying mechanisms that contribute to subjective well-being. Complexity of Subjective Well-being: Subjective well-being is a complex and multifaceted construct that encompasses various aspects of individuals' lives, including emotional experiences, life satisfaction, and overall happiness. Self-report measures alone may not capture the full complexity of subjective well-being. By complementing self-report measures with physiological and neural measures, researchers can obtain a more comprehensive understanding of the factors that contribute to subjective well-being. Unconscious Processes: People may not always be aware of or able to accurately report their own emotional experiences or well-being. Some aspects of well-being may be influenced by unconscious processes, cognitive biases, or physiological responses that individuals may not consciously recognize or be able to articulate. Observing changes in the immune system and brain regions can provide insights into these underlying processes that may not be accessible through self-report measures alone. Holistic Perspective: Adopting a multi-method approach that combines self-report measures with physiological and neural measures allows researchers to take a more holistic perspective on subjective well-being. It helps integrate different levels of analysis, including subjective experiences, biological processes, and neural mechanisms, providing a more comprehensive understanding of the complex nature of well-being.By incorporating measures beyond self-reports, researchers aim to strengthen the validity and reliability of their findings, enhance the understanding of subjective well-being, and uncover the underlying biological mechanisms associated with happiness and well-being.
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definition of biotechnology
Answers
Answer:
definition
Explanation:
the exploitation of biological processes for industrial and other purposes, especially the genetic manipulation of microorganisms for the production of antibiotics, hormones, etc.
What type of molecule is used for insulation?
A. carbohydrate
B. Proteins
C. Nucleic Acid
D. Lipids
HELPPPP PLEASE
Answers
Answer:
lipids
Explanation:
Fats are used as a high density energy storage in animals and in plants (seeds). It may also be used in animals for insulation. Phospholipids are like fats but they have two fatty acids and a phosphate group joined to glycerol.
how does the circulatory system work at the organ level? responses cardiac muscle contracts. cardiac muscle contracts. blood cells carry nutrients. blood cells carry nutrients. nutrients are delivered throughout the body. nutrients are delivered throughout the body. the heart pumps the blood.
Answers
The circulatory system, also known as the cardiovascular system, is responsible for transporting oxygen, nutrients, and hormones throughout the body, as well as removing waste products. The circulatory system is responsible for delivering nutrients and removing waste products at the organ level.
At the organ level, the circulatory system works as follows: The heart, a muscular organ, pumps blood through a network of blood vessels, including arteries, veins, and capillaries. Cardiac muscle contracts to generate the force necessary to move the blood throughout the body. As the blood circulates, it delivers nutrients, such as oxygen and glucose, to the body's organs and tissues. Blood cells, specifically red blood cells, play a vital role in carrying these nutrients. The nutrients are then absorbed by the cells and used for various metabolic processes. Additionally, the circulatory system removes waste products, such as carbon dioxide, from the body's cells and transports them to the lungs and kidneys for elimination. In summary, the circulatory system is responsible for delivering nutrients and removing waste products at the organ level.
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Is a dolphin a mammal or a fish? Why would it be confusing if we only said "dolphin" instead of using scientific names
Answers
Answer:
it is a mammal it is warm blooded
For diffusion to occur, which condition must be met?
A concentration gradient must exist.
A hypotonic external environment must exist.
A hypertonic external environment must exist.
Dynamic equilibrium must exist.
Answers
Answer:
A concentration gradient must exist.
Explanation:
For diffusion to occur, a concentration gradient must exist. Therefore, the correct option is A.
The movement of molecules along a concentration gradient is known as diffusion. It is a significant process that all living things go through. Diffusion facilitates the flow of materials into and out of cells.
Without the use of energy, molecules can be transported from an area of high concentration to an area of low concentration through the process of diffusion. Simple diffusion and Complex diffusion are the two types of diffusion. Diffusion was made easier.
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The tissue, at the top of this slide, is simple columnar epithelium and can be found in our intestines. Kellot OFPONSOR 7 N SIMPLE COLUMNAR Select one: True False
Name the bone seen here. Select one:
Answers
The given statement, "The tissue, at the top of this slide, is simple columnar epithelium and can be found in our intestines" is true.
The epithelial tissue found in our intestines is known as simple columnar epithelium. The simple columnar epithelium has column-shaped cells, which are elongated and taller than their width. These cells have a single nucleus and have a goblet cell that secretes mucus to lubricate the surface. It lines the gastrointestinal tract, uterus, and excretory ducts. Therefore, the given statement is true.The bone shown in the given image is the femur bone. The femur bone is the longest and strongest bone in the human body.
It is located in the thigh region and extends from the hip joint to the knee joint. The femur bone is responsible for supporting the entire weight of the body when a person is standing or walking. It is composed of the head, neck, shaft, and distal ends. The head of the femur bone fits into the acetabulum socket of the hip bone to form the hip joint. The distal end of the femur bone articulates with the tibia bone to form the knee joint.
Therefore, the given bone in the image is the femur bone.
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In which type of symbiotic relationship does one organism benefit and the other is neither helped nor harmed?
A. Competition
B. Commensalism
C. Mutualism
D. Parasitism
Answers
Answer:
Commensalism
Explanation:
Mutualism- both benefit
Parasitism- One benefits, the other is harmed
Competion- fite
Answer:
commensalism
Explanation:
just did the test
Exposure to the sun affects humans in different ways. After the same amount of exposure, some people can burn their skin, while others tan to a darker color. Which statement best explains these differences?
a) The genotype that regulates skin color is attributed to a single rigid phenotype.
b) There is a different gene that encodes for each type of skin color.
c) Flexibility in gene expression leads to differences in skin color and response.
d) Skin color is varied because individuals have rigid genotypes for skin color.
Answers
Answer:
c. Flexibility in gene expression leads to differences in skin color and response.
Explanation:
I took the quiz.
There is a different gene that encodes for each type of skin color, so after the same amount of exposure, some people can burn their skin, while others tan to a darker color, hence option B is correct.
How skin color is genetically determined?The amount, kind, and packaging of melanin polymers that melanocytes release into keratinocytes result in variations in skin and hair color, which are primarily genetically determined. The pigmentary phenotype is difficult physiologically and genetically.
In persons with darker skin, melanin, which is produced by skin cells called melanocytes, is the main factor in determining skin color. In fact, more than 150 genes have now been shown to directly or indirectly affect skin color.
Therefore, there is a different gene that encodes for each type of skin color.
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what do the roman numerals in the pedigree diagram represent?
Answers
Answer:
I think it is supposed to be generation so 1st and 2nd generation in this case.
Explanation:
Answer:
Roman Numeral stands for the generation in the family
Explanation:
https://www.cs.cmu.edu/~genetics/units/instructions/instructions-PBA.pdf
Pedigree Analysis
transfer between the blood and tissue ,?
Answers
Answer:
Commonly known as 'internal respiration' this refers to the process by which the respiratory gases are exchanged between the blood and the tissues of body.
Explanation:
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घाममा सुकाउन राखीएको लुगा लौरोले पटटा धुलो झरछ किन?
class 9 science
Answers
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