On a hot, dry day, plants will close their stomata to conserve water. Under this scenario, what will happen to the rate of photosynthesis and photorespiration?
What will be an ideal response?
The rate of photosynthesis will be negatively impacted in C3 plants and photorespiration will increase
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Which of the following is not consistent with the theory of natural selection?
1.Individuals in a given population can vary in the specifics of shared traits. 2.Populations have an inherent ability to maintain a constant population size over time. 3.Resources become limited when a population expands. 4.Natural selection explains both the diversity of species and why there is variation within populations.
The main role of the large intestine is to ________.
A. produce bile, which helps the process of digestion B. break large food into smaller food bits C. absorb nutrients D. absorb water
Members of this group are characterized by a multinucleate amoeboid-like feeding form called a
plasmodium. a. plasmodial slime molds b. water molds c. ameobozoa d. brown algae e. cellular slime molds
Testosterone is a lipid-based hormone; insulin is a ______-based hormone.
a. saccharide b. protein c. steroid d. carbohydrate