C is the answer. The people (wife and husband) studied and realized that their beak was unique
Answer:
c
Explanation:
the answer would be time everyone with a stop watch
The control group is B and experimental group is A
Answer:
2 (tall) :2 (short) or 1:1.
Explanation:
Mendel is known as the father of genetics. He explains the laws of segregation and the laws of independent assortment by working on the pea plant <em>Pisum sativum.</em>
The height of tall pea plant be T and the short pea plant be t. The cross between heterozygous dominant tall pea plant (Tt ) and short pea plant (tt) is as follows:
Parents Tt × tt
The progeny obtained from the cross are Tt, tt, Tt and tt.
Two tall pea plants and two short pea plants.
Thus, the phenotype ratio is 1:1.
Answer:
Cells contain DNA that controls the production of proteins.
Explanation:
