If speciation occurs with the production of two or more species in a small area, ____ is (are) probably
responsible.
a. both sympatric and parapatric speciation
b. either sympatric or parapatric speciation
c. neither sympatric or parapatric speciation
d. only sympatric speciation
e. only parapatric speciation
B
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This stage follows Telophase I
What will be an ideal response?
Translational controls regulate:a
the activity of a protein end-product that is produced. b. the rate at which an mRNA molecule is translated. c. the rate at which an mRNA molecule is synthesized. d. the uptake of nucleic acids into the cell. e. the attachment of phosphate groups to polypeptides
Outside of a living cell, the virus exists as a particle called a(n)____, which is a little more than a macromolecular package.
A) infectoid B) viron C) virulent D) virusette
The flagellum is attached to the cell body by a
A) filament. B) cilium. C) basal body. D) pilus.