While mosses can cover a significant area of land, they are never more than a few centimeters tall. Why do they not grow tall?
A) They have no vascular system, so they cannot transport water over long distances.
B) They are annuals and simply don't live long enough to get very tall.
C) They don't get enough sunlight to grow tall.
D) Herbivores constantly eat them to the ground.
A
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Explain how systematists commonly identify ancestral and derived character states in the absence of fossil evidence
What will be an ideal response?
When individuals of a species do not form close pair bonds, and both males and females mate with multiple partners,
the species’ mating system is described as promiscuous.
a. True b. False
If a cell's DNA is damaged, the products of _____ genes interact to advance, delay, or stop the cell cycle
a. checkpoint b. master c. homeotic d. onco e. repair
Postnatal growth is most rapid in a human
child
a. during the first two weeks. b. from two weeks to fifteen months. c. from infancy to ten years. d. from ages thirteen to nineteen. e. during adulthood