I am not sure what is the answer
Enables an organism to survive.
an adaptation is a modification so that an organism can live in its environment.<span />
Answer:
Part a: C)
Part b: A)
Explanation:
a heterozygous (Rr) and a Homogenous (rr)
Part a: C)
There is only one out of 4 (Rr) so 1/4
A)
That would be the nervous system.
Answer:
a. Centromere
A centromere is a specialised DNA sequence of a chromosome that links pair of sister chromarids (a dyad)