What does gene regulation in eukaryotic cells include?
A) activators that help RNA polymerase bind to the promoter
B) repressors that prevent DNA polymerase from binding
C) activation of the X chromosome
D) degradation of nucleases by mRNA
A
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Genetic evidence suggests that insects have evolved from crustaceans. What is a reason that insects
are so much smaller than crustaceans? What will be an ideal response?
If more individuals move out of a forest than into it every year, the ________ rate is high
A) immigration B) fidelity C) emigration D) migration
Imagine that a new population of humans is established on a new planet from ten randomly selected people in your biology class. Over thousands of years, the descendants of those ten people reproduce and prosper, but do not reflect well the diversity of humans of Earth. This change in the diversity of people on the new planet is an example of _____________.
A. gene flow B. genetic drift C. the bottleneck effect D. the founder effect
Coelomates are
A. animals that have a true coelom. B. two embryos that develop in the same coelom. C. animals that have two coeloms. D. animals in which the coelom disappears at gastrulation. E. animals that have no coelom.