The fruit produced by angiosperms is an evolutionary adaptation that most often
A. nourishes the seeds within the fruit on ripening
B. aids in seed dispersal
C. attracts pollinators
D. inhibits seed germination until favorable environmental conditions occur
E. provides an energy source for the plant egg cell prior to fertilization
Ans: B. aids in seed dispersal
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Each of the following could be the terminal electron acceptor in anaerobic respiration except
A) O2. B) sulfur. C) protons. D) iron. E) All could serve as the terminal electron acceptor in anaerobic respiration.
Interpret the meaning of an H2 (broad-sense heritability) value that approaches 0.0
What will be an ideal response?
Pea plant tendrils wrapping around a string demonstrate
A) phototropism. B) lumitropism. C) gravitropism. D) amylotropism. E) thigmotropism.