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xenn [34]
2 years ago
15

Why is it difficult for scientists to study

Biology
1 answer:
RSB [31]2 years ago
8 0
The answer is A. An organism living at the bottom of the ocean is used to a high pressure so they cannot study them as the lower pressure kills the organisms as they reach the surface.
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Explanation:

Symbol          Representation

I-                     laci mutant cannot bind to the operator

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