Answers
Answer:
The carbon cycle is the process by which energy flows among all living and non-living things on our planet. The fact that this process occurs is important for the renewal of nutrients used by animals, plants, and other organisms.
A way to picture this process is considering that those carbon atoms build up molecules like DNA and hydrocarbons, which are eventually used to form these molecules in other species, in for of energy or sugar, for example, they obtain from food, like leaves, fruits, or other animals consumed.
The burning of fossil fuels derived from carbon sinks, like petroleum, results in an increased temperature in the oceans since the process of combustion produce CO and CO2 as subproducts, which eventually will end up diffusing in the water, acidifying it and heating it up.
Related Questions
4.1 Define homeostasis, and identify and explain the structure in the forebrain
responsible for maintaining it.
Answers
Answer:
homeostasis can be defined as any self regulating process by which biological system to maintain stability while adjusting to condition
Homeostasis can be defined as the state of steady condition. It is maintained by the hypothalamus of brain.
What is Homeostasis?Homeostasis can be referred to as the state of steady internal, physical, and also the chemical conditions which are maintained constant by the living systems. This is the condition of optimal functioning for the living organisms and this includes many variables, such as body temperature and fluid balance, and this being kept within the certain pre-set limits and conditions.
Homeostasis in the human body can be defined as any self regulating process by which the different biological systems maintain the stability while adjusting to environmental conditions.
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You have a large bottle of 2% saline solution in the lab (2% NaCl, which is sodium chloride). You need 5 ml of 0.1% saline for an experiment. Do the calculation for the dilution you would need to make (i.e., calculate the volume of 2% saline and the volume of water you would need to combine).
Answers
Answer:
volume of 2% saline (V₁) = 0.25ml
volume of water = 4.75ml
Explanation:
The requirement in the question is to obtain 0.1% of NaCl from 2% NaCl, and the process is dilution. The general dilution equation is guven by:
C₁V₁ = C₂V₂
where:
C₁ = initial concentration = 2%
V₁ = initial volume = ?
C₂ = final concentration = 0.1%
V₂ = final volume = 5ml
C₁V₁ = C₂V₂
calculating for V₁
∴ V₁ = (C₂V₂) ÷ C₁
= (0.1% × 5) ÷ 2%
V₁ = 0.25ml
Now, let us calculate the volume of water needed:
V₁ + Volume of water = V₂ (volume of 0.1% NaCl)
0.25 + volume of water = 5
volume of water = 5 - 0.25
volume of water = 4.75ml
Which two main gases make up the atmosphere
Answers
Answer:
Nitrogen and Oxygen
Explanation:
What is CRISPR?Group of answer choicesSequences derived from viral DNA fragmentsA gene-editing toolA bacterial defense mechanismAll of these answers
Answers
CRISPR is a family sequences derived from viral DNA fragments, which is used by bacteria as a defense mechanism against bacteriophages. Together with the Cas9 enzymes, CRISPR is also a gene-editing tool. Therefore, the correct answer is the last option.
here are The answer choices for question 1
Answers
Answer:
b
Explanation:
What will you see if the Moon is fully within the penumbra of the Earth's shadow? Will it be a full moon or a orange full moon (lunar). I WILL GIVE BRAINLIEST.
Answers
Answer:
Full moon..............
Explanation:
Im not sure
29. Brain has one son, two grandchildren, and three great-grandchildren. This is example of
O exponential growth.
Odynamic growth.
O linear growth.
Obinary growth.
Answers
This is an example of exponential growth.
Exponential growth refers to a pattern of growth where the quantity or size of something increases at an accelerating rate over time.
In the given scenario, Brain has one son, two grandchildren, and three great-grandchildren.
Each generation is producing more offspring, resulting in a rapidly increasing number of descendants.
The progression from one generation to the next demonstrates exponential growth because each subsequent generation adds more individuals than the previous one.
As the generations continue, the number of descendants grows exponentially larger.
Exponential growth can be observed in various natural and human-made systems, such as population growth, compound interest, and the spread of infectious diseases.
In this case, the number of descendants in Brain's family tree follows an exponential pattern, as each new generation multiplies the number of offspring, leading to a significant growth rate.
Therefore, the example given aligns with the concept of exponential growth.
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which biomes likely has the thinnest layer of topsoil?
Answers
Answer:
the desert
Explanation:
what are the 3 factors that make up the seasons?
Answers
Answer:
However, other factors influence the seasons as well.
Earth's Axis. Earth sits at a tilt of 22.5 degrees, also known as an axis. ...
Sunlight. Sunlight influences the seasons, particularly the sun's position and Earth's surface that reflects the light. ...
Elevation. ...
Wind Patterns. ...
Global Warming.
Explanation:
Answer:
Factor that affects the season is-
1) Global warming:- Climate change influences the seasons. The clearing of forests and the burning of fossil fuels have led to warming of the environment that is affecting the balance of the seasons.
2) Sunlight:- It influences the seasons i.e with a change in the sun's position and earth's surface that reflects the light.
3) Elevation:- It also influences the seasons. It is due to this factor that some areas may remain cold, even during the summer months.
6. What does the concept of learning set suggest?
O A. Ideas are needed to solve difficult problems.
O B. Emotion needs to be excluded from experiments involving cognition.
C. Imagination is the key to problem solving.
D. Animals learn how to learn.
Answers
Answer:
B. Emotion needs to be excluded from experiments involving cognition.Explanation:
#CarryOnLearning\({hope it helps}}\)
The most effective fuel source for producing ATP is
Answers
Answer:
Aerobic metabolism is the most efficient way of producing ATP by producing 18 times more ATP for each molecule of glucose than anaerobic metabolism. Although the primary source of ATP in aerobic metabolism is carbohydrates, fatty acids and protein can also be used as fuel to generate ATP. Figure 16.4.
Aerobic respiration is a complex process for obtaining energy, which consumes glucose as fuel, thus obtaining numerous amounts of adenosine triphosphate (ATP).
Aerobic respiration is a series of metabolic reactions that take place within cells, through which most energy is obtained in the form of ATP.
Glycolysis produces 2 ATP molecules directly and the conversion of pyruvic acid to acetyl CoA produces 6 ATP molecules.The Krebs cycle, which also occurs within the mitochondria, produces 2 ATP molecules, six of NADH and two of FADH2, or a total of 24 ATP molecules for each molecule of glucose.Therefore, we can conclude that the total production from one glucose molecule in aerobic respiration is a maximum of 38 ATP molecules.
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When an oxygen atom forms an ion, it gains two electrons.
What is the electrical charge of the oxygen ion?
2
1
O +1
O + 2
Answers
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O+2If you were a forensic scientist at a crime scene and a white powder was found next to a deceased victim, what test would you conduct first?
Marquis test to check for fentanyl
Marquis test to check for arsenic
Marsh test to check for cocaine
Scott's test to check for fentanyl
Answers
If a white powder is found next to a deceased victim at a crime scene, the first test is the A. Marquis test to check for fentanyl
Fentanyl is a potent synthetic opioid that has been involved in numerous cases of drug overdoses and illicit use. The Marquis test is a common presumptive test used to detect the presence of opioids, including fentanyl. It involves adding a few drops of the Marquis reagent, which typically contains formaldehyde and sulfuric acid, to a small sample of the white powder. If fentanyl is present, it will produce a characteristic color change or reaction.
Given the potentially lethal nature of fentanyl and its widespread illicit use, it is crucial to identify its presence early on to ensure the safety of the investigators and to guide further investigation. If the initial Marquis test indicates the presence of fentanyl, additional confirmatory tests can be performed to validate the findings and gather more detailed information about the substance.
It is important for forensic scientists to exercise caution and follow proper safety protocols when dealing with unknown substances, particularly those that may pose significant health risks. Therefore, Option A is correct.
The question was incomplete. find the full content below:
If you were a forensic scientist at a crime scene and a white powder was found next to a deceased victim, what test would you conduct first?
A. Marquis test to check for fentanyl
B. Marquis test to check for arsenic
C. Marsh test to check for cocaine
D. Scott's test to check for fentanyl
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which of the following describes a hot spot?
Answers
Answer:
its for wifi
Explanation:
PLS HELP!!!
During science class, Sofia drew a picture similar to the one above. Which phrase would appear in the caption box on the right side of the figure?
Group of answer choices
low sound
long wavelength
short wavelength
low frequency
Answers
Answer: low sound
Explanation:
Which type of energy causes the biggest concerns about its impact on the landscape?
Answers
Answer:
wind energy
Explanation:
The use of wind energy, like any other human action, inevitably affects the environment, and its negative effects are felt in the soil, flora and fauna of the place where the wind farms are installed.
Most people have observed it "rain" in the produce department of grocery stores, where water spra
green leafy vegetables from a misting system. How does this practice help to keep vegetables fresh
crisp?
A:Extra water creates a hypertonic solution around plant cells, which causes water to diffuse
the cell plasmolysing the cells.
B:Extra water creates a hypotonic solution around plant cells, which causes water to diffuse
the cell creating turgor pressure.
C: Extra water makes plants shiny, increasing the likelihood that consumers will purchase the
plants.
D:Extra water creates an isotonic solution around plant cells, which causes water to diffuse i
and out of the plant cells making them flaccid.
Answers
Answer:
B
Explanation:
B:Extra water creates a hypotonic solution around plant cells, which causes water to diffuse
the cell creating turgor pressure.
Which statement best describes a reliable source of information?
A source that follows the scientific method.
A source that includes the evidence to persuade a side.
A source that includes opinions to support a claim.
A source that uses pseudoscience to gather evidence.
Answers
The statement best describing a reliable source of information is:A source that follows the scientific method.
A reliable source of information is one that follows the scientific method. The scientific method is a systematic approach to investigating phenomena, which involves formulating a hypothesis, conducting experiments or observations, collecting data, and drawing conclusions based on evidence. By adhering to the scientific method, a source ensures that its information is based on rigorous and objective analysis.
A reliable source of information focuses on providing evidence to support its claims rather than relying on opinions. It presents data, facts, and research findings obtained through scientific studies or credible sources. This evidence-based approach adds credibility to the information presented and allows readers to evaluate the validity of the claims.
On the other hand, a source that includes opinions to support a claim may lack objectivity and can introduce bias into the information. Opinions alone do not necessarily provide a reliable basis for making informed judgments or decisions.
A reliable source also avoids the use of pseudoscience to gather evidence. Pseudoscience refers to claims or practices that are presented as scientific but lack the rigorous scientific methods and evidence required for validation. Such sources often promote ideas that are not supported by credible scientific research and can mislead readers.
In summary, a reliable source of information is one that follows the scientific method, presents evidence to support claims, avoids relying solely on opinions, and does not use pseudoscience to gather evidence. By adhering to these principles, a source can provide trustworthy and accurate information to its audience.
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Some technologies have a number of negative effects. Which is a negative
outcome of the technology of vertical farming?
A. Increased food supply
B. Decreased costs
C. Potential unemployment
D. More jobs
Answers
Vertical farming, while offering benefits such as increased food supply and decreased costs, can also lead to potential unemployment. The high efficiency and automation involved in vertical farming may reduce the demand for agricultural labor, resulting in job displacement for traditional farmers. So option C is right choice.
Vertical farming is a technology that involves growing crops in vertically stacked layers, often in urban areas or indoor environments. While vertical farming offers several benefits such as increased food production and decreased costs, it can also lead to potential unemployment.
One of the main advantages of vertical farming is its ability to produce a higher yield of crops in a smaller space compared to traditional farming methods. This increased efficiency can lead to an oversupply of food in the market, which may cause a decrease in demand for agricultural labor. As a result, farmers who rely on traditional farming methods may face unemployment or reduced job opportunities.
Additionally, vertical farming often utilizes automation and advanced technologies such as robotics and artificial intelligence to optimize the cultivation process. While this enhances productivity and reduces labor requirements, it can also lead to job displacement for agricultural workers who are replaced by machines.
Therefore, potential unemployment is a negative outcome associated with the technology of vertical farming.
The right answer is Option C: Potential unemployment
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why is medical care important in animal husbandry ?
Answers
Answer:
reducing the number of antimicrobials that is in use.
Cloning ________.
Help, is this the answer? assignment 18. question 8. oh my, did I answer this correctly? wink wink please answer if I did, to post this
Answers
Answer:
Cloning removes the nucleus from an egg cell and replace it with the nucleus from another organism.
More information :
The term cloning describes a number of different processes that can be used to produce genetically identical copies of a biological entity. The copied material, which has the same genetic makeup as the original, is referred to as a clone.To make a clone, scientists transfer the DNA from an animal's somatic cell into an egg cell that has had its nucleus and DNA removed. The egg develops into an embryo that contains the same genes as the cell donor. Then the embryo is implanted into an adult female's uterus to grow.In the Galapagos Islands, finches were found to have differently shaped and sized beaks. Why?
A. Beak sizes and shapes differ randomly and are not always passed down from parent to offspring.
B. Predators in different environments preyed on finches, causing a difference in beak shape and size.
C. Finches had differently shaped and sized beaks, depending on the food present.
Answers
In the Galapagos Islands, finches were found to have differently shaped and sized beaks because shape and sized of beaks, depends on the food present.
In Galápagos, finches evolved based on different food sources for example long, pointed beaks served well for snatching insects while broad, blunt beaks work best for cracking seeds and nuts.
Darwin state that different species of finch have evolved on different islands, with distinctive beaks being an adaptation to distinct natural habitats or environmental needs . In evolutionary biology Darwin finches provided some of the basic insights into processes of natural selection and adaptive selection.
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Answer:
c
Explanation:
What feature about water gives it such unique properties?
Its polarity and bond angle
Water being made up of oxygen and hydrogen
Water being able to dissolve substances
Water being in all cells
Answers
Its polarity and bond angle makes water unique properties.
The structure of water molecules is twisted and polar, with partial positive charges on the hydrogens and partial negative charges on the oxygen. This is because oxygen attracts electrons more effectively than hydrogen since it is more electronegative. A great solvent is a water.
Cohesion in water is caused by its polarity. The forces that induce or permit similar molecules to stick together are referred to as cohesion. Water has cohesiveness because its molecules naturally desire to adhere to one another.
When water is not boiling into a gas or freezing into a solid, it is in a liquid condition. When it is liquid, water has the lowest density.
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what certain molecules are used for nadh in cellular respiration
Answers
NADH is produced during cellular respiration through the oxidation of glucose in glycolysis and the citric acid cycle.
Glucose is broken down into pyruvate in glycolysis, and NAD+ is reduced to NADH. Pyruvate is then converted to acetyl-CoA in the transition reaction, and NAD+ is again reduced to NADH. It produces one NADH molecule per pyruvate molecule.
In the citric acid cycle, acetyl-CoA is oxidized to carbon dioxide, and NAD+ is reduced to NADH. These molecules are used to produce ATP, the energy currency of the cell, through the electron transport chain.
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16. Which of the followings is the symptom of malaria? (a) Chills (b) Fevers (c) Recurring attacks (d) All
Answers
Answer:
fevers
Explanation:
sometimes parasites remain in the liver before multiplying.
The new parasites then enter the blood,multiply within the red blood cells and cause the following symptoms:Fever, Headache, shivering,Joint pain , Vomiting & convulsions
what do you call the very fine particles that you formed after pounding the pieces of rocks with a hammer
Answers
Answer:
fine particles (silt and clay) are moved to areas of still water (off-shore settings). the majority of these particles are made up of clay minerals, which are weathering products of feldspars and ferro-magnesian minerals.
Answer:
You call them minerals
Explanation:
Which type of mutation plays the most important role in increasing the number of genes in the gene pool?
A. Changes in nucleotide sequence that lead to natural selection removing the allele from the population
B. Point mutation with a change in one base resulting in a harmful phenotype
C. Rearrangement of gene loci due to deleting or disrupting chromosomes
D. Gene duplication allowing for mutations to accumulate and expand the genome over generations
Answers
The type of mutation that plays the most important role in increasing the number of genes in the gene pool is gene duplication allowing for mutations to accumulate and expand the genome over generations.
WHAT IS MUTATION?Mutation is a any change that alters the nucleotide sequence of DNA molecules caused by mutagens or errors during DNA replication.
Mutation can be of different types including;
Deletion mutationInsertion mutationDuplication mutationDuplication mutation causes the number of nucleotides to increase, hence, increasing the number of genes in the gene pool.
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Answer:
The correct answer is D. Gene duplication allowing for mutations to accumulate and expand the genome over generations
Explanation:
This is correct because it is the most important role in increasing the number of genes in the gene pool.
Drag the tiles to the correct boxes to complete the pairs.
Match each form of energy to its description.
gravitational potential
Answers
Motion energy refers to the energy related to an object's movement. When an object is in motion, it possesses kinetic energy, which is a form of motion energy.
How to explain the energyThe matching will be:
motion energy = energy related to an object's movement
chemical energy = stored energy related to positions of atoms within molecules
thermal energy = energy of motion of particles in a substance
nuclear energy = energy released when a nucleus splits or combines
gravitational potential energy = energy related to height
sound energy = energy generated by vibration of a string
Chemical energy is stored energy that is related to the positions of atoms within molecules. It is the energy that can be released or absorbed during a chemical reaction. When chemical bonds are formed or broken, energy is either released (exothermic reaction) or absorbed (endothermic reaction) in the process.
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Bone can be classified as a connective tissue because it contains an extracellular matrix that surrounds widely spaced cells.
Answers
True. Bone is classified as a connective tissue because it is composed of cells embedded within an extracellular matrix that is rich in
collagen fibers and minerals such as calcium and phosphate.
The extracellular matrix provides support and rigidity to the bone tissue and allows it to withstand mechanical stress. The widely spaced cells within the bone tissue include osteoblasts, osteocytes, and osteoclasts, which are involved in the processes of bone formation, maintenance, and remodeling.
Connective tissues are a diverse group of tissues that share the common feature of having cells dispersed within an extracellular matrix that provides structural support and mechanical strength. Other examples of connective tissue include cartilage, adipose tissue, and blood. The extracellular matrix of connective tissues varies in composition and structure depending on the specific tissue and its function.
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The full question was here:
Bone can be classified as a connective tissue because it contains an extracellular matrix that surrounds widely spaced cells.
True
False
FILL IN THE BLANK WITH THE WORD THAT CORRESPONDS TO THE CONDITION
DESCRIBED.
_____26. A dusky bluish color to the skin.
_____27. Skin condition in which whitish patches appear due to lack of
melanin production and loss of melanocytes.
_____28. Reddened color to the skin, indicating increased blood flow.
_____29. A genetic condition in which melanin is not produced in skin,
hair and eyes.
_____30. A yellowish color to the skin, often associated with liver disease
Answers
The correct matches to the appropriate skin conditions are:
Cyanosis: A dusky bluish color to the skin.Vitiligo - Skin condition in which whitish patches appear due to lack ofmelanin production and loss of melanocytes. Erythema - Reddened color to the skin, indicating increased blood flow.Albinism - A genetic condition in which melanin is not produced in skin,hair and eyes.Jaundice - A yellowish color to the skin, often associated with liver diseaseWhat are some medical conditions of the skin?Skin conditions are those conditions whose signs and symptoms appear on the skin.
The skin is the largest organ in the body which provides an outer covering to other internal organs in the body.
Skin conditions which affect the skin are readily observed and may be indicative of underlying problems in the internal organs.
Some skin condition include;
Cyanosis: A dusky bluish color to the skin.
Vitiligo - Skin condition in which whitish patches appear due to lack of
melanin production and loss of melanocytes.
Erythema - Reddened color to the skin, indicating increased blood flow.
Albinism - A genetic condition in which melanin is not produced in skin,
hair and eyes.
Jaundice - A yellowish color to the skin, often associated with liver disease
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