Answer:
the composition of a population gene can change over time through evolution
Explanation:
Nature selects
Sure. Single-cell organisms include bacteria and hens' eggs.
Answer:
<h3>In taxonomic, the organism is classified based on some similarities. ... But the organism with the same order should have the same phylum and class too since order is located below the phylum. That means the organism with the same order should have more similarities than the organism with the same phylum.</h3>
Valence electrons are the electron on the outer energy level and they are important because they tell if that element is compatable
Answer:
all of the above
Explanation:
Epigenetic alterations are modifications of the genome transmitted during cell division, which do not involve changes in the DNA sequence, are hereditary and are capable of modifying gene expression. In addition, they are temporary modifications that allow DNA to be transcribed and have the ability to move histones to open or close a chromosomal region. There are three main mechanisms of epigenetic alterations: DNA methylation, histone modifications and genomic imprinting.