When Conover and Munch harvested small fish, large fish, or random sizes of fish, what hypothesis were they testing?
A. that harvesting fish randomly would decrease the size of fish in future generations
B. that harvesting fish randomly would increase the size of fish in future generations
C. that harvesting larger fish would decrease the size of fish in future generations
D. that slot limits would decrease the size of fish in future generations
E. that harvesting larger fish would increase the size of fish in future generations
C. that harvesting larger fish would decrease the size of fish in future generations
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Certain medications can have the effect of decreasing potassium levels in the body. Which symptom would be consistent with a loss of potassium?
A. fatigue B. muscle weakness C. irregular heartbeat D. All of the answer options are correct.
Which of the following would generate new genes for a species?
A. inbreeding among a small number of individuals B. crossing over during meiosis C. independent assortment during anaphase I of meiosis D. mutations in the gametes
What is the term for the process that produces RNA from a DNA template?
Most or all protist cells have
a. a nucleus. b. a cytoskeleton. c. larger ribosomes than those of prokaryotes. d. mitochondria, ER, and Golgi bodies. e. all of these.