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In order to colonize land, plants needed to acquire which of the following characteristics?

A. A mechanism for moving water throughout the plant.

B. A mechanism to prevent desiccation of tissues.

C. An ability to screen ultraviolet radiation.

D. Both (b) and (c)

Correct Answer : D.


In order to colonize the land, the plants needed to acquire the mechanisms to prevent desiccation of tissues and the ability to screen ultraviolet radiation. Because there are several succesful groups of plants that lack mechanisms for moving water throughout the plant.

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