<span>They act as a barrier against toxins and other harmful things in the environment. They also are a source of nutrients that are stored. The microenvironment is also favorable due to its high level of hydration and low oxygen levels.</span>
Answer:
Explanation:
A gray squirrel can either have the same alllele GG or have two different allele Gg this will determine the percentage of the offspring that will be Grey.
For 2 parent with same allele
GG × GG
!
GG GG GG GG
all are grey 100%
For 2 parents with different allele
Gg × Gg
!
GG Gg Gg gg
75% will be grey
25% other color
Answer:
Explanation:
Genetic variation is increased by meiosis
During fertilisation, 1 gamete from each parent combines to form a zygote. Because of recombination and independent assortment in meiosis, each gamete contains a different set of DNA. This produces a unique combination of genes in the resulting zygote.