Which of the following is the best definition of the term genotype? A. An individual's expressed traits
B. The allele that is expressed over other alleles
C. A specific combination of versions of a gene
D. The allele that is expressed only in homozygous individuals

Adaptive radiations can be a direct consequence of four of the following five factors. selectthe exception. a) vacant ecological niches b) genetic drift c) colonization of an isolated region that contains suitable habitat and few competitor species d) evolutionary innovation e) an adaptive radiation in a group of organisms (such as plants) that another group uses as food