Farmers spray seedless grapes with ________ to increase the size of the fruit

a. gibberellin
b. auxins
c. 1-methylcyclopropene (MCP)
d. ethylene


a

Biology & Microbiology

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The Crenarchaeota group of archaeons contains which of the following types of organism?

A. hyperthermophiles B. hypothermophiles C. halophiles D. methanogenic organisms E. basophiles

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Typically, ____ does not promote dormancy in perennial plants

a. dry soil b. nitrogen deficiency c. long nights d. cold nights e. warm nights

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Which of the following is not a characteristic of echinoderms?

A. They have radial symmetry in adults. B. They have spiny skin. C. They exhibit cephalization. D. They have bilateral symmetry in larvae. E. They have a complete digestive tract.

Biology & Microbiology

Which of these is required for natural selection to occur?

A) inheritance B) unequal reproductive success C) individual variation D) all of the above

Biology & Microbiology