Factors Affecting Biological Diversity-Standard Bio 4.4 — Unit test
Question 4 • 24 - 25 CR - Biology B (0411KB)
Biologists once assumed that the phenotype of a dominant allele would always be the most common phenotype in a population. Which finding led biologists to a different conclusion?
Answer
A
the discovery that most organisms have pairs of like chromosomes and, therefore, a pair of alleles for many traits
B
the discovery that dominant traits are adaptive and recessive traits help stabilize the population
C
the discovery of populations in which the phenotype of the recessive allele help a population survive
D
the discovery that populations undergo evolution when they are exposed to the process of natural selection