What would be the phenotype of an organism if its genotype consists of a dominant and a recessive allele? A. It won't show either trait
B. It will show both traits
C. It will show the recessive trait
D. It will show the dominant trait

Option C, marine mammalogy

Explanation:

A marine mammalogist is interested to study about the

a) Mammal population & its management

b) Evolution history of mammals

c) Behavior Anatomy

d) Physiology

e) Interaction of mammals with the surrounding environment.

Whale is a mammal and hence any study that deals with the effect of any external factor on the digestive system of whale shall be dealt by a marine mammalogist

Hence, option C is correct.