Plants that are called C4 plants are better able to utilize ________ than C3 plants.
A. oxygen
B. minerals
C. water
D. carbon dioxide
E. chlorophyll
D. carbon dioxide
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If you see a red flower with very little odor, it is likely pollinated by ____
a. flies b. birds c. bats or moths d. butterflies e. bees
Why is it important that the glycerol heads of the cell membrane be facing toward the extracellular and intracellular environment?
a. They are hydrophilic. b. They are hydrophobic. c. They have both hydrophilic and hydrophobic properties. d. They have neither hydrophilic or hydrophobic properties.
____ are fleshy, scaly stems that typically
grow under the soil and parallel to its surface. a. Stolons b. Rhizomes c. Bulbs d. Corms e. Tubers
Transcription in prokaryotes is carried out by ________, which unwind(s) and transcribe(s) the gene.
A. transcription factors B. RNA polymerase III C. RNA polymerase II D. RNA polymerase E. RNA synthetase