Big noses are dominant for humans. What are the possible phenotype and phenotype of the children of a heterogeneous big nosed male and a homologous small nosed female?

What is a population? a. all the members of the same species living in the same ecosystem at the same time b. the number of a species living in the same ecosystem over a period of time c. the total number of organisms living in an ecosystem at a point in time d. all the members of a food web in the same ecosystem