The primary advantage C4 plants have over C3 plants is that
A. C4 plants can produce CO2 needed for sugar production in the Calvin cycle more efficiently than C3 plants.
B. C4 plants minimize photorespiration compared with C3 plants.
C. C4 plants can produce sugars more efficiently than C3 plants under cool, wet conditions.
D. Relative to C3 plants, C4 plants can keep their stomata open more frequently to limit water evaporation.
B. C4 plants minimize photorespiration compared with C3 plants.
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The tendency of a molecule to have positive and negative regions
A) Polarity B) Compound C) Denaturation D) Monosaccharides E) Hydrogen bonds F) Element G) Triglycerides H) Amino acids I) Tertiary structure J) Active site
All of the following are members of suborder Mysticeti, except:
a. humpback whales. b. right whales. c. orcas. d. blue whales. e. fin whales.
Where are floral megaspores located?
A. corolla B. anther C. ovule D. sepal E. stigma
The balance between osteoblast and osteoclast activities is an example of homeostasis and is regulated by the action of two hormones.
a. true b. false