They are all formed from the same element. So answer choice B.
Hello,
Here is your answer:
Thew proper answer to this question is option B "false". That's because a negative tropism is when its moving away.
Your answer is B.
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Hope this helps!
A dead flu virus cell is injected into the body which in turn makes the body recognize the cell so that when an alive flu virus cell enters the body, the body knows what the foreign cell is and can successfully defend against it.
They forgot to collaborate with other scientists
