Answer:
mRNA is “messenger” RNA. mRNA is synthesized in the nucleus using the nucleotide sequence of DNA as a template. This process requires nucleotide triphosphates as substrates and is catalyzed by the enzyme RNA polymerase II. The process of making mRNA from DNA is called transcription, and it occurs in the nucleus.
Explanation:
Digestion is important for breaking down food into nutrients, which the body uses for energy, growth, and cell repair. Food and drink must be changed into smaller molecules of nutrients before the blood absorbs them and carries them to cells throughout the body.
<u>Behavior genetics</u> is a field that focuses on how variations in behavior and development in living organism, result from the interaction of genetic and physical environmental factors.
<h3>What is genetics?</h3>
Genetics can be defined as the scientific study of genes, heredity and the similarities or variations of traits (inherited characteristics) in living organisms such as humans, animals and plants.
<h3>The field of genetics.</h3>
Basically, genetics comprises various fields and these include the following:
<u>Behavior genetics</u> is a field that focuses on how variations in behavior and development in living organism, result from the interaction of genetic and physical environmental factors.
Read more on genetics here: brainly.com/question/1548948
The process which occurs in the structures that are labeled X is Kreb's cycle.
It has to do with releasing stored energy in the form of adenosine triphosphate (ATP). This is an extremely important part of metabolism and was first introduced by Hans Adolf Krebs in 1937.