Which of the following mechanisms uses high-velocity microprojectiles, coated with DNA, to produce a transgenic plant?

A. A. tumefaciens
B. Electroporation
C. Microinjection
D. Biolistic gene transfer


D

Biology & Microbiology

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You would expect water derived from the synthesis of ATP to be especially important for

A. small desert dwelling animals. B. rain forest amphibians. C. arctic mammals. D. sea birds. E. marine mammals.

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How does the acidity of the stomach aid in digestion?

What will be an ideal response?

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As membrane permeability increases, the rate of water movement into the osmometer ________

a. increases. b. decreases. c. is unaffected.

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The slender stalk that connects the flattened leaf blade to the stem in most eudicots is the

A. vein. B. stele. C. receptacle. D. meristem. E. petiole.

Biology & Microbiology