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DENIUS [597]
3 years ago
11

How do histones and nucleosomes affect DNA?

Biology
1 answer:
forsale [732]3 years ago
3 0
In biology, histones are highly alkaline proteins found in eukaryotic cell nuclei that package and order the DNA into structural units called nucleosomes. They are the chief protein components of chromatin, acting as spools around which DNA winds, and playing a role in gene regulation.
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Nitrogen cycle start to finish
morpeh [17]
The nitrogen cycle is the biogeochemical cycle by which nitrogen is converted into multiple chemical forms as it circulates among atmosphere, terrestrial, and marine ecosystems. ... Important processes in the nitrogen cycle include fixation, ammonification, nitrification, and denitrification.
5 0
4 years ago
All cells contain a phosphate buffer system within their internal fluid to help maintain a constant pH. This system can be summa
Sloan [31]
The correct answer is A. maintaining homeostasis.
Homeostasis is a term referring to an organisms continuous process of maintaining and auto-regulating the conditions of its internal environment. Variables such as pH, temperature, and fluid balance need to be at optimal conditions in order for the organism to function properly.
In this example, the phosphate buffer system permits the organisms to maintain a constant pH in their intracellular fluid. This is one of the organism's homeostatic mechanisms.     

3 0
3 years ago
Explain why lightning strikes can be dangerous even when an individual is not directly struck.
Ber [7]

Answer:

Lightning can be best described as an electrical discharge, which is caused by the imbalances between the clouds and the storm and the ground or sometime within the cloud. It carries around 20,000 to 30,000 ampere of current when it comes to the ground.

It is not only the direct hit of the lightning that make you worry, but any strike that is close to us can be dangerous to us as it results in the release of huge amount of electricity in the surrounding area.



6 0
3 years ago
Read 2 more answers
The two naming system developed by Linnaeus is called
xenn [34]

Answer:

Binomial Nomenclature.

Explanation:

This method gives species a new name that consists of two latin names put together. The two latin names put together must be the species name and genus name.

4 0
3 years ago
Briefly describe the beginning and growth of your faith
Svetradugi [14.3K]
The definition of faith contains two aspects:intellectual assent and trust. intellectual assent is believing something to be true.Trust is actually relying on the fact that something is true.A chair is often used to help illustrate this. Intellectual assent is recognizing that a chair is a chair and agreeing that it is designed to support a person who sits on it. Trust is actually sitting in the chair.
My faith with God is strong and I never tend to ignore it....!!!
3 0
3 years ago
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