Directional, light-triggered plant development is known as
A. phototropism.
B. thigmonasty.
C. thigmotropism.
D. acid-growth movement.
E. photomorphogenesis.
Answer: A
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Approximately, how many varieties of edible apples existed in the days of Johnny Appleseed?
a. 6 b. 16 c. 160 d. 1600 e. 16,000
Flu viruses are most likely to arise in the Far East because
A. of lack of medical care. B. common hosts (ducks, chickens, pigs) for influenza viruses live in close proximity to humans. C. of lack of sanitation. D. of overpopulation in these areas.
________ are events that have a greater impact on the population as conditions become more crowded
Fill in the blank(s) with correct word
According to the fluid-mosaic model of the plasma membrane, a lipid bilayer is _____ and has the consistency of ______.
Fill in the blank(s) with the appropriate word(s).