How does the structure of Cas9 help explain this function that it plays in the cell?

Cas9 is an RNA-guided enzyme that cleaves foreign nucleic acids bearing sequence complementary to the RNA loaded into the enzyme during bacterial adaptive immunity.

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Cas9 is an RNA-guided enzyme that cleaves foreign nucleic acids bearing sequence complementary to the RNA loaded into the enzyme during bacterial adaptive immunity.

the index of refraction of the second medium is higher. i just took the test trust me !

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.