__________ is one explanation for why new human species have not emerged in millions of years.
A. The Hardy-Weinberg theory
B. Gene flow
C. Mutation
D. The founder effect
Question 2
Continuous traits are those that __________.
A. are passed from parent to child without skipping any generations
B. are determined by genes at multiple genetic loci and result in a gradation of phenotypic expression
C. are produced by genes shared by all members of a species
D. emerged during Gregor Mendel's attempts to create hybrid pea plants
Invasive species in Canada include (a) zebra mussels, Dreissena polymorpha, (b) sea lamprey, Petromy
Human hand and wrist anatomy
During drought years on the Galapagos, small, easily eaten seeds become rare, le
Mitotic human chromosomes in metaphase
Pech-Merle Cave: SPOTTED HORSES AND HUMAN HANDS