External fertilization is most common in animals living in
a. mountains.
b. prairies.
c. forests.
d. oceans.
e. deserts.
D
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Which of the following statements is true regarding the fruits produced by angiosperms? Select all correct choices
A. Fruits ripen in response to ethylene. B. Fruits are typically derived from the wall of the ovary. C. Fruits are typically derived from the seed coat. D. Fruits ripen in response to far red light.
RNAi is commonly used in which experimental strategy?
a. gene overexpression b. DNA sequencing c. gene knockout d. gene knockdown e. microarray analysis
A population of organisms will not evolve if _____
A) all individual variation is due only to environmental factors B) the environment is changing at a relatively slow rate C) the population size is large D) the population lives in a habitat without competing species present
Diploid means having
What will be an ideal response?