Answer:
It's active transport
Explanation:
The mechanism of ion uptake that would best move sodium from the inside of the cell to the outside is active transport.
What do you mean by Ion uptake?Ion uptake may be defined as the process of movement of ions from one side of the membrane to the other.
Active transport helps in the movement of ions against the concentration gradient. It also requires energy. The active transport of small molecules or ions across a cell membrane is generally carried out by transport proteins that are found in the membrane.
Therefore, the mechanism of ion uptake that would best move sodium from the inside of the cell to the outside is active transport.
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4. How are histones related to
nucleosomes?
Answer:
Nucleosomes are made up of DNA that's wound around histones
Explanation:
Hope this helps.
Answer:
The nucleosome is the fundamental subunit of chromatin. Each nucleosome is composed of a little less than two turns of DNA wrapped around a set of eight proteins called histones, which are known as a histone octamer. Each histone octamer is composed of two copies each of the histone proteins H2A, H2B, H3, and H4.
Making changes to the secondary structure of hair has a different outcome than making changes to its tertiary or quaternary structure. How does this outcome differ
The outcome differs in the way that the protein folds itself at each level. The changes in the way that it folds lead to:
modifications in the function, shape or in the combination with other proteins.
Protein has different levels of structure. Each of them is related to how the amino acids and other molecules interact with each other. Hair is made of proteins, so if one of the structures is affected, the hair is too.
Let's analyse what happens in each level of structure:
In the case of the primary structure, which is the sequence of amino acids, the modification will give a non-functional protein that will not fold into the following structural level. So, there won't be new hair.For the secondary structure, a modification here can lead to a different folding. In other words, it can change from an α helix to a β pleated sheet or the other way round. This will give a different shape to the hair, like curly or straight.A modification in the tertiary structure modifies the interaction of the R groups in the protein, so the three-dimensional structure that this interaction gives will change, giving a different type of hair.Lastly, if we modify the quaternary structure, the protein won't interact with some proteins, but it may interact with others.
In conclusion, the modification of the secondary structure changes the interaction between the elements of the protein giving hair with different shapes.
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Answer:
Changes in secondary structure are temporary, while changes to tertiary or quartenary structure are permanent.
What is the medical term for an undescended testicle?
Answer:
a. Cryptorchidism
Explanation: is correct
Which of the following is a structure of the lower respiratory tract?
Answer:
c. Bronchioles
Explanation: is correct. post protected
what traits can make a cell special, why are cells specialized…
(Minimum 5 sentences)
Answer:
They are modified by shape, function, or size. They are made to have certain roles in different parts of our bodies. These cells group together to make/form tissues. Then these tissues make up organs that we obviously need. Different specialized cells include blood cells, nerve cells, and reproductive cells.
Explanation:
Bengai tigers the population has decreased in india because of what
Answer:
destruction of forests
Explanation:Unfortunately, this resulted in the loss of most of the Bengal Tigers habitat. Because of the destruction of forests, where tigers live, the Tiger population decreased dramatically. The new habitat space for tigers was scattered and very small. Many tigers died because they didn't have anywhere they could sustain to live.
Que aumento se tiene de una muestra que se observa con un ocular de 10 y un objetivo de 40?
a) 640 b) 1040 c) 400
Answer:
C
Explanation:
once the food is swallowed, it passes throught the what
Answer:
esophagus
Explanation:
Once food is swallowed, it passes through the esophagus into the stomach
the muscle that originates from the superior surface of the pubis around the symphysis is the
Which type of macromolecule has the function of storing and transmitting hereditary information or genetic information?
Answer:
Nucleic acids are key macromolecules in the continuity of life. They carry the genetic blueprint of a cell and carry instructions for the functioning of the cell.
Explanation:
if am wrong plz forgive me but if I'm right brainly me plz（＾∀＾●）ﾉｼ
the tendency of certain alleles to be inherited together is called
Answer: Genetic Linkage
Explanation:
It's during the meiosis stage of sexual reproduction.
In ________ the gametophyte is more obvious than the sporophyte. A. grasses B. mosses C. conifers D. ferns
Answer:
Mosses is the correct answer
1 point
Which of the following would be a good conductor of electricity, heat, and can be drawn into a wire and is malleable?
O Metal
O Nonmetal
O Metalloid
O None of the above
Previous
Answer:
metal
Explanation:
Answer:
Metal is a good conductor of electricity, heat and drawn into a wirr and is malleable
why is bromophenol blue added to the individual dna samples?
Answer:
It allows the observer to view how far the DNA samples travel.
Explanation:
It was an answer on a test I just got back.
why does modification of roots occur? give any two / causes class 8
- The roots modify to absorb + transport water & minerals from the soil to different parts of the plant
- They are modified for support, food storage, and respiration
- Roots are modified into other forms to do different functions than their normal functions
- Modification in root can also occur when there is a permanent change in the structure of the root system
(Gathered + reworded information from a few different users who answered the same question elsewhere on Brainly.)
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)
- Heather
membrane molecules that use the energy of atp to move ions against a concentration gradient are called
Membrane molecules that use the energy of ATP to move ions against a concentration gradient are called PUMPS. This type of transport is called active transport.
Active transport is a type of transport that requires energy (e.g, ATP) to move molecules and/or ions against a concentration gradient.
In active transport, specific membrane transporter proteins referred to as pumps are used to move ions against an electrochemical gradient across biological membranes.
These protein pumps are fundamental for creating electrochemical gradients that are subsequently used by cells for diverse purposes (e.g., muscle contraction).
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wilkins and franklin studied the structure of dna using
Answer:
x ray diffraction pattern
Explanation:
Sedimentation accumulation found in bodies of water can be the result of _______. A. Fertilizer runoff b. Pesticides and herbicides c. Erosion from agricultural practices d. All of the above.
Answer:
All of the above.
Explanation:
All of these can contribute to sediment accumilation in bodies of water.
Sedimentation accumulation found in water bodies can be the result of fertilizer runoff, pesticides, pesticides, and erosion from agricultural practices. So, the correct option is D.
What do you mean by Sedimentation accumulation?The sedimentation accumulation may be defined as a process of gathering sediments into the rocks, and water bodies, and increasing their actual mass.
Sedimentation accumulation may be carried by the runoff of fertilizers, pesticides, and insecticides. It also occurred due to the process of soil erosion that takes place during agricultural practices.
Therefore, the correct option for this question is D.
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who is well known for his theory of evolution
Answer:
Charles Darwin
if the carrying capacity for the north atlantic cod on the grand banks of newfoundland is 500,000 tons, when do you expect that the rate of population growth would be greatest?
If the carrying capacity for the North Atlantic cod on the newfound land is 500,000 tons, then we would expect that when there are 250,000 tons of cod on the grand banks, the population growth will be greatest.
The carrying capacity speaks volumes about the maximum amount of a species population that the ecosystem can sustain permanently provided there is the availability of water, food, habitat, and other life essentials.
In terms of population ecology, it is defined as the maximum burden that the environment can tolerate.
In population ecology, populations normally decrease above the carrying capacity while they increase below the carrying capacity. A decline in population size above the carrying capacity can be caused by a variety of factors, such as a lack of sunshine, space, or food availability.
Therefore, we can conclude that If the carrying capacity for the North Atlantic cod on the newfound land is 500,000 tons, the rate of population increase will be maximum and greatest when there are 250,000 tons of cod on the Grand Banks.
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How much work does an elephant do while moving a 50 N circus wagon 20 m?
Answer:
The elephant did 4000 N·m or 4000 J or 4 kJ of work
Explanation:
One of the hottest ideas in engineering today is the concept of building an energy capturing system
similar to photosynthesis. The system would use light energy to make artificial food. What two
parts would such a system need, and how must these parts interact if they are to be like
photosynthesis?
The capturing device and converter are the two parts needed by the energy capturing system in order to make food.
If an energy capturing system wants to perform the same function of photosynthesis, then it must have two parts i.e. converter and capturing device. The capturing device works to capture or absorb light energy and send it to the place where this energy energy is converted into food.
The second part is the converted which convert light energy into food particles. These two parts interact with each other then the desire product will e achieved otherwise not so we can conclude that capturing device and converter are the two parts needed by the energy capturing system in order to make food.
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ventral roots of spinal nerves are purely or primarily ________.
Answer:
Motor
Explanation:
The Ventral root can also be known as the motor root
Hope this Helps
A species that is naturally rare or that has been depleted to dangerous levels is known, according to the Endangered Species Act, as a(n) ________ species.
Answer:
vulnerable would be the answer
Currently, there are more than 1,300 species in the US that are either endangered or threatened. Species that are in risk of going extinct include those plants and animals that have become so scarce.
What Endangered Species Act, as a vulnerable species?A species that is endangered is one that is in danger of going extinct. The two main factors that cause a species to become endangered are habitat loss and genetic diversity loss.
Natural occurrences may result in habitat loss. For instance, dinosaurs had their home removed some 65 million years ago.
A species that has been designated as vulnerable by the IUCN is one that is predicted to go extinct unless the conditions that jeopardize its existence and reproduction change.
Therefore, A species that is naturally rare or that has been depleted to dangerous levels is known, according to the Endangered Species Act, as a(n)(vulnerable) species.
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mention any 2effect of drug substance
Nausea and Abdominal Pain
The most common starting pathway for the breakdown of sugars is ___________________. a. respiration b. fermentation c. glycolysis d. anabolism
Answer:
respiration
Explanation:
If a cell being observed has been magnified 200x under the HPO with a magnification of 40x, what is the magnifying power of the eyepiece used?
Answer:
5x
Explanation:
I hope this helps you!
Describe a freshwater biome.
Define a wetland.
Why do wetlands have high biodiversity?
A developer wants to extend a golf course into a wetland. Outline environmental arguments you could make against this plan.
Freshwater biomes are large communities of plants and animals centered around waters with less than 1% salt concentration. They are very important to survival on Earth. Types of freshwater biomes include ponds, lakes, streams, rivers, and even some wetlands. Wetlands are not always considered freshwater biomes because they usually have too high of a salt content.
2.
Wetlands are areas where water covers the soil, or is present either at or near the surface of the soil all year or for varying periods of time during the year.
3.
Wetlands have been called “biological super systems” because they produce great volumes of food that support a remarkable level of biodiversity. In terms of number and variety of species supported, they are as rich as rainforests and coral reefs.
sorry last question i don't no
Although we consume different foods, the parts are eventually used in cellular respiration. Does it matter if they originate from crickets or cows or candy bars?
Given what we know about biological processes, we can confirm that it does not in fact matter where the nutrients come from in terms of cellular respiration.
We consume food to provide the energy we need to function on a daily basis, for this, we may reach for an apple or opt for a candy bar. However, this is irrelevant on a cellular level. Cells do not eat the food the way that we consume them.
They use a process known as cellular respiration to change the food into energy to be used by cells. The most important of this process is the transformation of high-level sugars into simple sugars like glucose and other monosaccharides.
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Will chemotherapy work for all cancers?