Which of the following is an advantage of sexual reproduction?
a. decreased genetic diversity
b. increased genetic diversity
c. decreased sexual selection
d. increased sexual selection
b. increased genetic diversity
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How can predators influence the species richness and structure of communities?
a. Predators increase the carrying capacity of their prey. b. Predators destabilize competitive interactions among their prey. c. Predators increase the population sizes of pathogens. d. Predators increase the population sizes of their prey. e. Predators reduce the population sizes of their prey.
By one hypothesis, clay _____
a. facilitated assembly of early organic polymers by concentrating monomers through it's negative charge b. was present at hydrothermal vents c. provided energy for early metabolism d. has a positive charge and repelled organic monomers e. helped physically form the plasma membrane of protocells
Arrange the small intestine components in order of size from largest to smallest
What will be an ideal response?
Which of the following organelles is correctly
matched with its function?
a. vacuoles: energy production b. rough ER: protein synthesis c. Golgi bodies: lipid formation d. mitochondria: photosynthesis e. smooth ER: waste removal