______ is the movement of alleles into or out of a population by immigration or emigration.
a) gene flow
b) biologic fitness
c) allopatric speciation
d) genetic equilibrium
Ans: a) gene flow
Biology & Microbiology
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The first structure to emerge from a seed is
a. a root. b. a shoot. c. a cotyledon. d. a leaf. e. a flower
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List four terms used to describe the normal morphologies, with respect to arm ratio, of eukaryotic chromosomes
What will be an ideal response?
Biology & Microbiology
Which phylum contains the greatest diversity of animal species?
A. Chordata B. Echinodermata C. Annelida D. Arthropoda E. Mollusca
Biology & Microbiology