Choose the letter of the best match from the following:A. abscisic acidB. trichomesC. aquaporinD. endodermisE. stomaRegulates movement of mineral ions into root xylem.

Fill in the blank(s) with the appropriate word(s).


Answer: D

Biology & Microbiology

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Most plasmids are circular rather than linear

Indicate whether the statement is true or false.

Biology & Microbiology

If a woman has blood type O and a man has blood type AB, what is the probability that they will have a child with

blood type O?

a. 0 b. 1/16 c. 1/4 d. 1/2 e. 3/4

Biology & Microbiology

The fact that a quarterback can throw a football at approximately 50 miles per hour means that the muscles powering this throw must also be shortening at 50 miles per hour.

Answer the following statement true (T) or false (F)

Biology & Microbiology

In the experiment above, guppy color patterns (spots) were measured in populations exposed to increasing amounts of predation.  From this you could conclude that ________.

A. predators are less likely to catch and eat brightly colored guppies B. predators do not affect the color patterns of guppies C. predators are more likely to catch and eat brightly colored guppies D. evolutionary changes take millions of years to appear E. brightly colored guppies are more likely to reproduce in the presence of predators

Biology & Microbiology