Answer:
Tropism can be called positive or negative. Positive tropism is movement or growth towards a stimulus, whereas negative tropism is the movement or growth away from a stimulus.
Explanation:
Answer: The answer is B- Cool Air Is Sinking
Explanation:
A virus's ability to infect an animal cell depends primarily upon the "<span>presence of receptor sites on the cell membrane"
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Answer:
Zero latitude
Explanation:
The difference is high is hotter and low is colder
