The first one is C. Varying in shapes of forelimbs
The second one is B. Enable members of a phylum to survive and reproduce.
The third one is B. Deuterostome development
An undifferentiated cell of a multicellular organism which is capable of giving rise to indefinitely more cells of the same type, and from which certain other kinds of cell arise by differentiation.
Answer: The progeny of this cross do not conform to a 1:1:1:1 ratio
Explanation: This is because out of the 200 total resulting progeny, we must have 50 in each phenotype class to conform with the 1:1:1:1 which is not so as we have 48 in one of the phenotypic class already. Therefore, it did not conform to the ratio.
I believe the correct answer is A
I know carbon dioxide is, I don’t think oxygen and water vapour are. I don’t know the others, sorry
