Answer:
Explanation:
Learning to take care of our environment is one great change that we need to make. Our environment is everything around us if we accept the task of taking care of it many species will be preserved for long. If I have river around me and I avoid polluting it to prevent accumulation of toxins in the water bodies this will help the biomes.
When trees are preserved and not been cut down indiscriminately reducing global warming in the environment this will also help preserve biomes.
Answer and Explanation:
There are many small changes that we can make in our everyday routines, and that will have a positive impact on future generations as well as on species and ecosystems.
To name a few,
Transport: we can avoid using cars or motorbikes that need fuels, and we can try to move by bike or walking to other places that are not too far away from where we are. Fuel pollution is very harmful to the atmosphere because of the gasses production. Recycling: whenever it is possible we might try to transform things we do not use anymore in other things. In this way, we will avoid throwing objects that we can reuse.Composting: Every organic waste can be thrown in a pod or space with soil. Organisms will degrade this organic matter and will produce fertile soil.Some anaerobic prokaryotes use other terminal electron acceptors other than O2. Using standard reduction potentials listed in Table 14-4 and assuming 100% efficiency, how much ATP could be synthesized by the oxidation of 1 molecule of NADH by the following? Show calculations.
Nitrate (NO3-)
Elemental Sulfur (S)
How does this compare to the oxidation of NADH by ½ O2?
The oxidation of 1 molecule of NADH by nitrate (NO3-) would yield approximately 4.3 ATP molecules per NADH molecule due to its reduction potential at 0.54 V.
The standard reduction potential of elemental sulfur (S) is at 0.04 V and therefore in the oxidation of 1 NADH molecule, it would synthesize around 1.2 ATP molecules per NADH molecule. The oxidation of NADH by ½ O2 molecule yields approximately 2.5 ATP molecules per NADH molecule due to the reduction potential of oxygen at 0.82 V.
The amount of ATP molecules generated from each of the terminal electron acceptors in NADH oxidation show the significant influence that the reduction potentials of the different terminal electron acceptors have on the amount of ATP the bacteria can synthesize.
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For scanning a slide, power is usually used.
How is hmg-coa assembled in the cytoplasm for lipid synthesis? what pathway is chemically identical to this process?
HMG-CoA (3-hydroxy-3-methylglutaryl-CoA) is a key intermediate in the synthesis of cholesterol and other lipids. Synthesis of HMG-CoA takes place in the cytosol, a fluid-filled region within the cell that is not contained in organelles.
HMG-CoA is synthesized from acetyl-CoA, a molecule formed when carbohydrates, fats and proteins are broken down. The synthesis of HMG-CoA involves several steps catalyzed by enzymes.
Acetyl-CoA is converted to mevalonate by the enzyme mevalonate kinase. Mevalonate is converted to isopentenyl pyrophosphate (IPP) by the enzyme mevalonate pyrophosphate decarboxylase. IPP is converted to farnesyl pyrophosphate (FPP) by the enzyme isopentenyl pyrophosphate isomerase. FPP is converted to squalene by squalene synthase. Squalene is oxidized to squalene epoxide by the enzyme squalene epoxidase. Squalene epoxide is converted to lanosterol by the enzyme squalene epoxidase. Lanosterol is converted to cholesterol by the enzyme lanosterol-14-alpha-demethylase.
The synthesis of HMG-CoA is chemically identical to the mevalonate pathway.
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specific genes seem to be involved in personality, but the effects of these genes on behavior are not very large. why?
Although if certain genes appear to play a role in personality, their influence on behavior is minimal. Because conduct is more strongly influenced by free choice. With time, genetic influences wane.
Intellectual capacity, personality, and susceptibility for mental disease are just a few of the behavioral and psychological traits that each person's genes may affect. These traits can affect both parents and children within a family. These "big five" personality qualities appear to have some degree of genetic tendencies, according to the evidence.
Openness, conscientiousness, extroversion, agreeableness, and neuroticism are the five personality qualities that are impacted by heredity and are commonly abbreviated as OCEAN. The complicated interaction between the numerous genes causes some to tend to promote a certain feature while others seek to minimize it.
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How to sample using a quadrat
Answer:
1. Divide the area to be sampled into a grid using measuring tapes at right angles to each other.
2. Use random numbers to generate coordinates within the grid on which to place the quadrats.
3. Place a quadrat on each coordinate.
4. Count the numbers percentage cover of each species in quadrats.
5. Use a key to identify each species.
6. Record the results in a table.
7. Calculate the average of each species.
IT TOOK ME MUCH TIME TO WRITE IT .
SO, PLEASE MARK ME AS BRAINLIEST
Which event describes an occurrence of evolution?
Responses
A fox is born with a black coat instead of red.
A fox is born with a black coat instead of red.
Hair on humans turns gray as they age.
Hair on humans turns gray as they age.
The frequency of the allele for brown eyes increases.
The frequency of the allele for brown eyes increases.
A new species of tree colonizes a field.
The event describes an occurrence of evolution in the frequency of the allele for brown eyes increases. So option C is correct.
Evolution refers to the alteration of heritable traits of biological populations over time. These traits are the products of genetic material that is transmitted from parent to child during reproduction.
There are three main kinds of evolution: divergent evolution, convergent evolution, and parallel evolution. There are several ways in which evolution can take place over time.
For example, environmental and predator pressures can have varying effects on the evolution of species that are exposed to them.
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PLSSS HELP IF YOU TURLY KNOW THISS
Answer: All of the above.
How I find this answer is because all animals need food, shelter, and a living space.
Answer:
pretty sure its all of the above.
A 20 N unbalanced force cause an object to accelerate at 1.5 m/s. What is the mass of the object?
Answer:
I believe it’s 13.33 m
Explanation:
Because a = Fnet / m
So if you plug the numbers in it’s : 1.5 m/s = 20n / m
Then you’ll want to cross multiply which it’ll be : 20n = 1.5m
Then you want to get m alone so you’ll divide 1.5 to both sides and that’ll leave you to
13.33 = m
1.Underline the part of the equation that shows this is a synthesis reaction
2Mg+ 02— 2Mgo
I don’t quite understand please help if you can I’lol be very grateful
A synthesis reaction is a reaction in which two or more substances combine to yield a single product.
Synthesis reactionA synthesis reaction is a reaction in which two or more substances combine to yield a single product. In considering the reaction; 2Mg+ O2— 2MgO, we can see that a single product was formed as highlighted above.
Hence the reaction as written in the question above can rightly be classified as a synthesis reaction because a single product was formed.
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Since we cannot see magnetic forces, what do scientists and engineers use to show them on a magnetic model?
easy question OK what is the power house of the cell :>>
Answer:
Mitochondria
Explanation:
Mitochondria is often called the powerhouse or energy factory of a cell as it produces energy(ATP) for the cell
What happens to the amino acids that are absorbed after the digestive process is complete?.
Answer:
A supply of all amino acids remain in amino acid pools in your blood and inside your cells.
Explanation:
A 6.4 KD protein is digested with trypsin to generate fragments with masses of 666 Da, 721 Da, 759 Da, 844 Da, 912 Da, 1028 Da and 1486 Da. a. Draw an SDS-PAGE of the peptides and label each band with the appropriate mass. Be sure to include a standard ladder on your gel.
The SDS-PAGE gel would show bands corresponding to the digested protein fragments with masses of 666 Da, 721 Da, 759 Da, 844 Da, 912 Da, 1028 Da, and 1486 Da. A standard ladder should be included for reference.
SDS-PAGE (Sodium Dodecyl Sulfate-Polyacrylamide Gel Electrophoresis) is a common technique used to separate proteins based on their molecular weight. In this case, the 6.4 KD (kilodalton) protein has been digested with trypsin, an enzyme that cleaves proteins at specific sites. The resulting fragments have different masses, which can be visualized on an SDS-PAGE gel.
The gel would consist of a polyacrylamide matrix through which an electric field is applied. The negatively charged SDS molecules bind to the proteins, causing them to unfold and acquire a negative charge proportional to their size. As a result, the proteins migrate towards the positive electrode during electrophoresis, with smaller proteins moving faster and migrating farther through the gel.
By running the digested protein fragments alongside a protein standard ladder, which contains proteins of known molecular weights, we can estimate the size of the fragments based on their migration distance. Each fragment would appear as a distinct band on the gel, and the position of the band relative to the ladder can be used to determine its molecular weight.
In this case, the gel would show bands corresponding to the fragments with masses of 666 Da, 721 Da, 759 Da, 844 Da, 912 Da, 1028 Da, and 1486 Da. The ladder bands would serve as reference points, allowing us to assign the appropriate mass to each fragment band.
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Between 1994 and 1997, 70 Addax were released into fenced sections of protected areas in Tunisia and Morocco. By
2003, their numbers had increased to about 200. This is an example of
OA. Ex situ conservation
OB. Coppicing
OC. Habitat management
D. In situ conservation
It is an example of Ex situ conservation. The correct option is A.
What is ex-situ conservation?It is a method of conserving biodiversities outside their natural habitats.
Ex situ conservation is in direct contrast to in situ conservation. This means that in in-situ conservation, biodiversities are conserved in their natural habitats.
In the illustration, the Addax were released into fenced sections of protected areas in two countries.
The fenced section means that the Addax were not allowed to roam freely as they would in their natural habitats. The fenced section means that their movement is limited as compared to natural habitats.
Thus, the Addax were being conserved ex-situ.
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30) These two equations are related because the BLANK of cellular respiration are the BLANK of photosynthesis. The BLANK of photosynthesis are the BLANK of cellular respiration.
Plz fill the blanks in :(
Answer:
Explanation:These reactions occur in the stroma the fluid filled area of a chloroplast ... Photosynthesis Respiration amp Interdependence Two of the 5 basic habitat resources are food and air. ... Without oxygen a cell can extract a net gain of only _____ molecules of ATP from ... Fill in the blanks in the Photosynthesis equation below 15.
Need Quick.
Describe a possible function for cilia in your intestines.
Answer:
Keep the airways clear of mucus and dirt, allowing us to breathe easily and without irritation.
Explain the concept of growth using these terms: differentiate, meristem, elongation, and vascular cambium.
Answer: Well for one, Differentiate is when a cell matures and is used in a specific function. Meristem is a cell which never differeates and constantly divides so it is a mitotic cell. Elongation is the plant growing length wise therefore the meristem elongates the plant. Vascular cambium is the cambium which starts out in vascular bundles of the plant and then grows to form a ring inside the stem of plants that live for more than year- it causes and increase in thickness of the stem and branches.
hope this helped luv :)
Answer:
Give the other person brainliest they deserve it
Explanation:
If many hollow trees were removed from the area, which would MOST likely increase?
A. competition for food between squirrels and owls
B. competition for food between beetles and squirrels
C. competition for nest sites between beetles and owls
D. competition for nest sites between bluebirds and wood ducks
Answer: C. competition for nest sites between beetles and owls
how does mushroom coral work with microplastics
Answer:
Mushroom corals also ingest plastic particles, with a higher probability of retaining biofouled plastics, possibly because plastic that has been in the marine environment long enough to be colonized by micro- and macro-organisms becomes more palatable to corals.
In an ________ solution, red blood cells ________. Group of answer choices hyposmotic, lose water and shrivel isomotic, have a normal shape isosmotic, swell and may burst hyperosmotic, have a normal shape isosmotic, lose water and shrivel
\( \large{ \boxed{ \bf{ \color{skyblue}{The \: correct \: question:}}}}\)
Q. In an ________ solution, red blood cells ________. Group of answer choices:
Hyposmotic, lose water and shrivel Isomotic, have a normal shape ✔️Isosmotic, swell and may burst Hyperosmotic, have a normal shape Isosmotic, lose water and shrivel\( \large{ \boxed{ \bf{ \color{violet}{The \: correct \: answer:}}}}\)
In an isosmotic solution, red blood cells have normal shape.
Option B
Explanation:-Osmosis : The movement of the solvent or water molecules from a solution of their higher concentration to a solution of lower concentration through a semipermeable membrane.
❍ Depending upon the osmotic concentration, There are three types of solution and their result when cell is keot inside them:
Hyposmotic (Water enters, Swells up)Isosmotic(Equal flow, No change)Hyperosmotic(Water comes out, shrinkage)━━━━━━━━━━━━━━━━━━━━
stomata are tiny openings found in plant leaves. specialized cells known as guard cells surround the stomata and open and close the openings. when it is very hot, plants may close their stomata to prevent water loss. when plants close their stomata, what else is affected?
When plants close their stomata, Plants cannot take in the carbon dioxide they need for photosynthesis.
The tiniest openings in plant leaves are called stomata. The stomata are surrounded by guard cells, which are specialized cells that open and close the openings. Plants may close their stomata to conserve water during extremely hot conditions. While plants will prevent water loss when they close their stomata, photosynthesis may be affected.
The diffusion of oxygen into the leaf cells by means of stomata is how respiration occurs in leaves, where carbon dioxide is released into the atmosphere. Two guard cells surround each stoma and can open and close in response to the environment. The guard cells swell with water when there is a lot of moisture, forcing the stoma's opening to open and allowing gas exchange.
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What causes the differences in traits between
organisms of the same species?
Hey y'all
Define work and power. Write the realationship between them
Answer:
WORK
1 : activity in which one exerts strength or faculties to do or perform something: a : activity that a person engages in regularly to earn a livelihood people looking for work. b : a specific task, duty, function, or assignment often being a part or phase of some larger activity.
Power
2 : possession of control, authority, or influence over others. 2 : a nation that has influence among other nations a foreign power. 3 : the ability to act or produce an effect It's in your power to change things. 4 : the right to do something the president's powers. 5 : physical might : strength The wind grew in power .
Explanation:
Mark as brainliest plsssssssssssssssssssssssssss
Answer:
Work is the energy needed to apply a force to move an object a particular distance, where force is parallel to the displacement. Power is the rate at which that work is done.
Work is how much force it takes to move an object in the same direction as the force. Power is how long it takes you to do the work.
Explanation:
thank you for your question
If an animal does not consume glucose, how is the body still aback to obtain energy needed for cell processes
Answer:
through gluconeogenesis
Explanation:
Definition of gluconeogenesis
Explain groups of plants and their difference
please help
i will sure mark you as brainliest
Answer:
Hope this helps.
Explanation:
Trees for example that are deciduous compared to trees that are not. Dicots and monocots. On and on.
true or false: blood in the pulmonary capillaries has a higher partial pressure of carbon dioxide than atmospheric air does. therefore, carbon dioxide diffuses out of the plasma into the lungs.
Exchange of carbon dioxide occurs because blood in the pulmonary capillaries has a higher partial pressure of carbon dioxide than atmospheric air does. Therefore, carbon dioxide diffuses out of the plasma into the lung. Hence, the answer is true.
The pulmonary capillaries are thin-walled (just about one cell thick) blood vessels that are found in the lungs, or more specifically, close to the alveoli (air sacks) to enable gaseous exchange between the blood plasma and the atmospheric air. In order to understand how gaseous exchange works in the pulmonary capillaries, we need to understand how gases behave.
Air is made up of gases. Air also exerts pressure on the surfaces they come in contact with. According to Dalton's law, this pressure can be gotten by adding up the partial pressure of the indivigual gases in air. The more the concentration of that gas, the more the partial pressure that gas will have. If the partial pressure of a gas is higher in one area, the gas tends to remove to concentration gradient by diffusion.
In the pulmonary capillary, the partial pressure of carbon dioxide is about 45mmHg, while the partial pressure of carbon dioxide in atmospheric air is about 40mmHg. This difference in partial pressures causes carbon dioxide to diffuse out of the blood plasma. Therefore, the answer to the question above is true.
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which of the following has the highest biodiversity, 200 dolphins, 5 elephants 2 lions 1 zebra, or 100 ants 5 anteaters.
Answer: 200 dolphins
Explanation: there are more dolphins so they have the most biodiversity
Biodiversity refers to the diversity of life forms in an ecosystem, which is measured by the number of different species present. Among the given group of animals, the collection of elephants, lions and zebra demonstrates the highest biodiversity due to the presence of three distinct species.
Explanation:The concept of biodiversity refers to the variety of life forms in a given habitat or ecosystem. It is usually measured by the numbers of different species present in the ecosystem. Therefore, among 200 dolphins, 5 elephants 2 lions 1 zebra, and 100 ants 5 anteaters, the group that showcases the highest biodiversity would be the one with the most diverse species, which is the group with 5 elephants, 2 lions, and 1 zebra.
The reason is simple: this group consists of three different species (elephant, lion, and zebra), while the other two groups (dolphins and ants with anteaters) only have one or two species, respectively. Regardless of the number of individual organisms (200 dolphins or 100 ants and 5 anteaters), the diversity of species serves as the key measure of biodiversity.
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80 POINTS
What does Eureka mean, and who is famous for using the word and why?
What was so clever about what Archimedes did?
Answer:
Explanation:hhjnj
which of the following molecules would you add to skin cells to reduce the chance of skin cancer? select one: a. melanin b. carbon dioxide c. vitamin d3 d. carotene e. oxygen
Answer:
melanin helps to reduce the skin cancer as it directly help to protect it from uv radiation.
The following molecules that would be added to skin cells to reduce the chance of skin cancer are melanin, which is present in Option A, as melanin is a pigment that gives color to the skin and helps protect it from the harmful effects of ultraviolet light.
What is melanin?Melanin, a pigment that gives color to the skin, hair, and eyes, is produced by special skin cells called melanocytes, which are located in the basal layer of the epidermis and act as a natural sunscreen by absorbing and scattering the UV radiation before it can penetrate the skin cells. So adding more melanin to skin cells can help reduce the chance of skin cancer, but excessive exposure to UV radiation can still damage the DNA in skin cells.
Hence, the following molecules would be added to skin cells to reduce the chance of skin cancer: melanin, which is present in Option A.
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The overall flow of energy through an ecosystem is from
a.
carnivores to photosynthetic organisms to herbivores and decomposers.
b.
photosynthetic organisms to herbivores to carnivores and decomposers.
c.
herbivores to photosynthetic organisms to carnivores and decomposers.
d.
decomposers to herbivores to photosynthetic organisms and carnivores.
(b) Photosynthetic organisms to herbivores to carnivores and decomposers. This flow of energy through an ecosystem is known as the food chain, where each organism depends on the one below it for energy.
Photosynthetic organisms, such as plants and algae, are the producers at the base of the food chain. They convert sunlight into energy through photosynthesis, which is then consumed by herbivores, such as rabbits and deer. Carnivores, such as lions and wolves, then feed on the herbivores, and decomposers, such as bacteria and fungi, break down the remains of all organisms, returning nutrients to the soil and restarting the cycle. It's important to note that energy is lost at each step of the food chain, which limits the number of organisms that can be supported in an ecosystem. The overall flow of energy through an ecosystem follows option B: photosynthetic organisms to herbivores to carnivores and decomposers. In an ecosystem, photosynthetic organisms, also known as primary producers, convert sunlight into usable energy.
Herbivores, or primary consumers, then consume these producers to obtain energy. Carnivores, or secondary consumers, feed on herbivores to gain energy. Finally, decomposers break down dead organisms and waste materials, recycling nutrients back into the ecosystem. This energy flow is crucial for maintaining balance and sustaining life within the ecosystem.
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