Answer:
brain disorder
Explanation:
at the genetic level, biological evolution is: at the genetic level, biological evolution is: natural selection. a population change over time. a change in fitness over time. a change in allele frequencies over time. an increase in fitness over time.
At the genetic level, biological evolution is a change in allele frequencies over time.
What is biological evolution?
In populations of organisms, biological evolution is the change in hereditary features through successive generations. Adaptation is a crucial evolutionary process in which natural selection modifies variance in the fitness of characteristics and species to make them better suited for survival in particular ecological settings. Therefore, understanding the mechanics of evolution requires understanding how developmental changes are mediated.
Model organisms are used frequently to study biological processes. A model organism is a species that is thoroughly researched in the lab with the hope that the findings will be applicable to various biological processes.
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Is the podocyte process of the glomerular capillary wall the same as the endothelial layer?
Answer:
The podocytes have long foot processes called pedicels, for which the cells are named (podo- + -cyte). The pedicels wrap around the capillaries and leave slits between them. Blood is filtered through these slits, each known as a filtration slit or slit diaphragm or slit pore.
What is the acceleration? –0.4 m/s2 –0.2 m/s2 0.2 m/s2 0.4 m/s2
Answer:
the answer is c
Explanation:
Answer:
C. 0.2 m/s2
Explanation:
on edge
please help
What is the cell cycle?
1.process of duplication of genetic material
2.repeating process of DNAsynthesis
3.the time a cell spends actively dividing
4.repeating series of stages a dividing cell goes through
Answer:
A cell cycle is a series of events that takes place in a cell as it grows and divides.
use the diagram above the distinguish between and to explain the terms cells, tissues, organs and systems. (350 words)
Answer:
I am unable to write 350 words but I can say this. Cells make up everything above, they are the building blocks. Cells make tissues, and tissues make organs.
Here in the image, the cells are the blood cells, the tissues are the smooth muscle tissue, loose connective tissue, columnar epithelium, nervous tissue, the organ is the stomach, the organ system is the digestive system, etc., and these are made up of cells.
What are the cells, tissues, and organ systems?Cells, such as the human blood cell, are the basic units of life; tissues, such as epithelial tissue, connective tissue, muscle tissue, nervous tissue, and so on, and organs, which are made up of different types of tissues that work together, such as smooth muscle tissues in stomach. Finally, different organs such as the stomach, the nervous tissues, etc. combine to make the digestive system, as explained here.
Hence, the cells are the blood cells, the tissues are the smooth muscle tissue, loose connective tissue, columnar epithelium, nervous tissue, the organ is the stomach, the organ system is the circulatory system, the digestive system, etc., and these are made up of cells.
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The question is incomplete, the complete question is below
use the diagram above the distinguish between and to explain the terms cells, tissues, organs and systems.
How do native plants respond after a degraded marsh has been restored to a healthy marsh?
Answer: slate
Explanation:
Which of the following helps protect biofilms from issues such as drying out and predators
a.) Extracellular polymeric substances
b.) Quorum sensing
c.) Becoming sessile
d.) Autoinducers
Extracellular polymeric substances help protect biofilms from issues such as drying out and predators. Option A
Biofilms are complex communities of microorganisms that adhere to surfaces and form a protective matrix. They can be found in various natural and artificial environments, such as riverbeds, medical devices, and plumbing systems. Biofilms provide advantages to the microorganisms within them, including protection from environmental stresses and predators.
One of the key components that helps protect biofilms is extracellular polymeric substances (EPS). EPS are complex mixtures of polysaccharides, proteins, and DNA that are secreted by microorganisms within the biofilm. These substances form a matrix that encases the cells, providing structural support and protecting the community.
EPS help biofilms resist drying out by retaining water and preventing desiccation. The polysaccharides in EPS can absorb and retain moisture, creating a hydrated environment within the biofilm even in dry conditions. This is crucial for the survival of the microorganisms within the biofilm.
Additionally, EPS serve as a barrier against predators. The matrix formed by EPS can make it difficult for predators, such as protozoa or grazing organisms, to access and consume the microorganisms within the biofilm. It acts as a physical defense mechanism, limiting the exposure of the microorganisms to predation.
While quorum sensing, becoming sessile (immobile), and autoinducers are all important mechanisms and processes associated with biofilms, they do not directly address the protection of biofilms from drying out and predators. So Option A is correct.
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discuss Treatments and prevention of Muscular Disorders
Answer:
I only know the answer to one
Explanation:
How do you treat muscle disorders?
Treatment options include medications, physical and occupational therapy, and surgical and other procedures.
pleaseee????
What is the relationship between mutation, the cell cycle, and cancer? Select all statements that apply.
A. Mutated genes typically allow cells to respond to checkpoint proteins that halt the cell cycle, thus avoiding formation of tumors.
✓
B. As a result of unregulated cell cycles, cells may become cancerous, meaning that the cells grow and divide uncontrollably
С
Cancerous cells may form malignant tumors that invade and destroy surrounding healthy tissue.
D. Mutated, defective genes may cause cells to become unable to respond to signals that regulate the cell cycle.
Answer:
B and D
Explanation:
Answer:
B, C, D
Explanation:
just took it right now and it was correct :))
In the graph above (SEE ATTACHED), which letter represents the activation energy (EA) of a catalyzed reaction and why?
ANSWER: (SEE ATTACHED)
In the graph shown above, a letter which represents the activation energy (EA) of a catalyzed reaction is: A. Y; the activation energy (EA) is reduced in a catalyzed reaction.
What is an enzyme?An enzyme can be defined as a biological catalyst that typically speeds up (accelerates) the rate of a chemical reaction such as the break down of food by the digestive system, especially by lowering the activation energy of its chemical reactants.
Generally, an enzyme speeds up or catalyzes the rate of a chemical reaction by lowering its activation energy.
What is an activation energy?In Science, an activation energy can be defined as the minimum quantity of energy that must be provided for reacting chemical elements or molecules, in order to enable them undergo a chemical reaction.
This ultimately implies that, the rate of any chemical reaction would be faster when its activation energy is lowered, decreased, or reduced.
Based on the graph shown in the image above, we can infer and logically deduce that Y is a letter which represents the activation energy (EA) of a catalyzed reaction because the activation energy (EA) is generally reduced in any catalyzed reaction.
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Complete Question:
In the graph above, which letter represents the activation energy (EA) of a catalyzed reaction and why?
A. Y; the activation energy (EA) is reduced in a catalyzed reaction.
B. The Y label on the graph represents a lower EA "hump" (as compared to X).
C. The decreased steepness of this hump is due to the presence of an enzyme, making this a catalyzed reaction.
According to Stevens the intensity of a sensation is:
A) directly proportional to the intensity of the reflected sound-wave.
B) decreased as the intensity of the physical stimulus increases.
C) directly proportional to the intensity of the physical stimulus raised by a constant power (exponent).
D) directly proportional to the logarithm of the intensity of the physical stimulus raised by a constant power.
Stevens says that the intensity of a feeling is: decreased as the physical stimulus became more intense.
Option B is correct.
How does an electric field work?The force per unit charge that is applied to a positive test charge that is at rest at that location is represented by the electric field, which is described mathematically as a vector field that can be connected to any point in space. An electric field can be created by either the electric charge or time-varying magnetic fields.
What is intensity ?The intensity (I) of a wave is determined by dividing the surface area over which the energy is dispersed by its rate of energy transfer. To put it another way, intensity refers to the rate of energy flow per unit area. The amount per unit region is estimated by force. Intensity is typically used to describe the size of waves per unit area. Another way to think about a wave's strength is its power per unit of area over time.
Therefore, Stevens asserts that the intensity of a sensation is as follows: diminished as the force of the actual improvement increments.
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1.______observation is made using one or more of the five senses.
changed in an experiment.
2. An independent variable is a variable that's _______ changed in an experiment.
3. An explanation based on an observation is a/an _______.
4. There may be only one____
variable in an experiment.
5.______observation is made using tools or measurement.
6. What's the difference between an observation and inference?
Read the experiment. Then, match the term on the left with its definition on the right.
Kendra is doing an experiment to see which brands of popcorn leave the fewest unpopped kernels. She popped one bag at a time for four minutes each. She tested
four brands: Jiffy Pop, Pop Secret, Great Value, and Redenbacher's. At the end of the four minutes, she opened the bag and counted the number of unpopped kernels,
recording the data. She repeated her experiment four times and recorded theaverage number of unpopped kernels in her data table.
Term and Definition
7. Independent variable
a. The number of unpopped popcorn kernels
8. Controlled variable
b. The brand of popcorn
9. Responding variable
c. The time the popcorn is cooked
1. Skill observation
2. can't
3. Hypothesis
4. Independent variable
5. Quantitative observation
6. Observation and respond
What is independent variable?An independent variable is a variable that's can't changed in an experiment. An explanation based on an observation is a hypothesis.
Skill observation is made using one or more of the five senses that changed in an experiment. There may be only one independent variable in an experiment. Quantitative observation is made using tools or measurement.
Using one or more of the five senses that changed in an experiment is refer to Skill observation. The difference between an observation and inference is that an observation uses our five senses.
While an inference is a conclusion that we draw based on our observations. A responding variable is a thing that “responds” to changes you make in an experiment. It is the effect or outcome in an experiment.
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Answer: 1. Skill observation
2. can't
3. Hypothesis
4. Independent variable
5. Quantitative observation
6. Observation and respond
7. b
8. c
9. A
Explanation:
The innermost cells of the
are continuously
dividing through mitosis to form new cells.
Which of the following organelles is common to both prokaryotic and eukaryotic cells?
A.
Cytoskeleton
B.
Nucleus
C.
Nucl
Answer:
A) Cytoskeleton
Explanation:
The cytoskeleton is a network of fibers extending through the cytoplasm that provides. mechanical support and maintains the cell's shape.
Which two human activities are believed to be the greatest contributors to global warming?
nonnative species introduction and the burning of fossil fuels
deforestation and the burning of fossil fuels
deforestation and nonnative species introduction
non-sustainable harvesting and nonnative species introductio
Answer:
B
Explanation:
well deforestation is ruining are forests and burning fossil fuels is pollution
In the image is the blood hypertonic, isotonic, or hypotonic compared
to the matrix of the brain?
Answer:
Hypotonic
Explanation:
there is less concentration in the blood compared to the brain
Answer:
Hypotonic
Explanation:
the blood is hypotonic compared to the matrix of the brain because it has less solutes than the matrix
What is a feedback mechanism?
a mixture of sand ,gravel,and,crushed
Answer:
aggregate, a mixture of gravel, sand, and crushed stone that can naturally accumulate on or near Earth's surface. bedrock.
Select the correct labels on the image.
Which organelles in a plant cell are involved in converting food to energy during cellular respiration?
Membrance
Golgi
apparatus
Chloroplast
PLANT CELL
Rough
endoplasmic
reticulum
Cell wall
Ribosomes
O
Cytoplasm
Vacuole
Mitochondrion
Perixosome
Nucleus
Answer:It Mitochondrion
Explanation:
Fatty acids are the basic unit of which macromolecule?
What happens to the the helpful trait after many generations? pelase help T - T
Answer:
Explanation:
;)
Study the image, which describes how rapid changes in weather conditions occur.
How rapid changes in weather conditions occur. Arrow labeled Direction of frontal movement points right toward Cold front map symbol. Arrow labeled Rising warm air in front of cold front points from cold front to sky. Also labeled are: Development of clouds because of upward movement of warm air, and Advancing cold air behind cold front.
Based on the arrows, what does the image represent?
Air masses are barely moving.
Air masses are colliding with each other.
Jet streams are forming in the upper atmosphere.
Weather conditions are remaining steady and unchanged.
The image represents air masses colliding with each other, leading to rapid changes in weather conditions.
The image represents the process of rapid changes in weather conditions occurring. The arrows in the image indicate various elements and phenomena related to these changes.
At the top, the final answer is that the image represents "Air masses are colliding with each other."
1. The arrow labeled "Direction of frontal movement" points right toward the "Cold front" map symbol. This indicates the movement of a cold front.
2. The arrow labeled "Rising warm air in front of cold front" points from the cold front upward into the sky. This signifies the upward movement of warm air.
3. The image also shows the development of clouds due to the upward movement of warm air. This indicates the presence of moisture in the atmosphere.
4. Finally, the image depicts advancing cold air behind the cold front, indicated by an arrow. This cold air is moving in the direction of the warm air.
Putting all these elements together, we can conclude that the image represents air masses colliding with each other. The cold front is advancing and pushing against the warm air, leading to the formation of clouds and changes in weather conditions. This collision between air masses often results in rapid changes in weather patterns, such as storms, rain, or temperature fluctuations.
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1. Given the following DNA sequence, determine the correct order of amino acids.
GGCATGAGGTAA
2. For this mutated sequence:
• Determine the correct order of amino acids,
• How the two strings of amino acids will differ.
• also circle the mutation
GGAATGAGGTAA
Which of these is the change.
No Change-
1 Amino acid changed-
Premature stop signal -
No stop signal-
1 amino acid added/deleted -
All the amino acids changed after the point of mutation-
Answer: 1- CCGT ACT CCATT
2- CCTTACTCCATT
Explanation:
A-----T
C-----G
G-----C
T-----A
By which of the following mechanisms could ATP synthesis potentially be inhibited?
(Select ALL that apply.)
A. By dissociating the F1 complex from the F0 complex
B. By blocking proton passage through the F0 complex
C. By blocking the rotation of the α3β3 hexamer of the F1 complex
D. By blocking inorganic phosphate from binding to the F1 complex
Answer:
Explanation:
Qual desses eventos ocorre durante a replicação do DNA?
A DNA polimerase sintetiza uma fita complementar a partir de uma, mas não de ambas as
fitas originais.
A DNA polimerase sintetiza uma fita complementar de cada uma das fitas originais.
A DNA ligase quebra uma das fitas originais, e outras enzimas remontam os
componentes em uma nova fita,
a DNA ligase separa ambas as fitas originais e outras enzimas remontam os
componentes em duas novas fitas.
Design and organise learning experiences according to your local circumstances when teaching Processing (including traditional processing of raw materials; metal processing; food processing)
When teaching Processing, it is essential to design and organize learning experiences that align with local circumstances and provide practical applications.
Here is a suggested approach for teaching Processing, including traditional processing of raw materials, metal processing, and food processing, considering local circumstances:
1. Introduction and Contextualization:
Start by introducing the concept of processing and its importance in various industries. Provide examples of local raw materials, metals, and food products that undergo processing. Discuss the significance of processing in the local economy and its impact on society.
2. Field Trips and Industry Visits:
Arrange field trips to local processing facilities such as factories, mills, or food processing plants. These visits offer students firsthand exposure to different processing techniques and machinery. Encourage students to observe and interact with professionals in the field, asking questions and understanding the practical aspects of processing.
3. Hands-on Workshops:
Organize hands-on workshops where students can engage in practical activities related to processing. For example, set up a metalworking workshop where students can learn basic metal processing techniques like cutting, shaping, and welding. Provide guidance on safety measures and proper tool usage.
4. Local Case Studies:
Explore local case studies of successful processing businesses or initiatives. This could involve inviting guest speakers from local processing companies or inviting entrepreneurs who have started their own processing ventures. Students can learn about the challenges, opportunities, and sustainable practices in the local processing industry.
5. Project-Based Learning:
Assign project-based tasks that allow students to apply their knowledge of processing. For example, students could design and develop a prototype for a food processing machine or propose innovative methods to improve traditional processing techniques using local resources. Encourage creativity, critical thinking, and problem-solving skills throughout the project.
6. Community Engagement:
Encourage students to engage with the local community by organizing outreach programs related to processing. This could involve organizing workshops for local artisans or collaborating with local farmers to develop value-added food products. Such activities foster a sense of social responsibility and provide students with real-world experiences.
7. Assessment and Reflection:
Regularly assess student understanding through quizzes, assignments, and presentations. Encourage reflective practices where students can evaluate their own learning journey and identify areas for improvement. Incorporate feedback mechanisms to continuously enhance the learning experiences.
By designing learning experiences that incorporate field trips, hands-on workshops, local case studies, project-based learning, community engagement, and reflective practices, students will develop a holistic understanding of processing and its significance in their local context. This approach will equip them with practical skills, foster creativity, and promote an entrepreneurial mindset, preparing them for future opportunities in the processing industry.
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Suppose a poison was able to block the gap junctions in the intercalated discs of cardiac muscle cells. How would this affect the ability of cardiac muscle tissue to perform its functions?
According to the research, if a poison was able to block the gap junctions in the intercalated discs of cardiac muscle cells, it would prevent the exchange of chemical and electrical information, key to the cardiac function of cardiac muscle tissue.
What are the intercalated discs of cardiac muscle cells?It is each of the complex junction structures between two cardiac muscle cells, these junctions take place at the z lines of the sarcomeres of the muscle fibers.
In this sense, this large number of nexus-type junctions allows the transmission of nerve impulses that cross from one cardiac cell to another.
Therefore, we can conclude that according to the research, the intercalated discs support the synchronized contraction of cardiac tissue so if a poison was able to block the gap junctions, it would affect the transmission of electrical information.
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Fish maintain water flow over their gills by swimming rapidly with their
mouths open or by taking in water through their mouths.
TRUE
FALSE
Answer: this is false fish only have water flow through there gills not mouths and thay dont have to be swimming
how do Euglena reproduce?
Describe briefly the quark model of hadrons, including the properties of quarks.
Answer:
Experiments in which electrons are scattered from nucleons have revealed that neutrons and protons are not fundamental particles but are composed of yet smaller particles, quarks. There are three quarks: up, down and strange and each has a corresponding antiquark of opposite charge.
Explanation:
What’s the correct answer answer asap for brainlist
Answer:
A
Explanation:
I believe the answer is A, because we can remove B, because that's just a silly answer. Now it is down to A, and C. I took a educated guess and said A.
Answer: C
Explanation: