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snow_lady [41]
3 years ago
12

A thin membrane stretching across the ear canal is the

Biology
1 answer:
aleksklad [387]3 years ago
7 0

The Answer is The Ear Drum

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When a chance mutation modifies a virus to attach to a new host species, it is called
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Answer:

gain-of-function

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Gain-of-function mutations represent a type of genetic change that may confer a new function to the gene that undergoes the mutation. In this case, a gain-of-function mutation conferred to the virus an adaptive advantage by allowing it to encode a new protein which is capable of attaching to the cell membrane of a new host. In this regard, it is important to note that loss-of-function mutations are quite common in nature, while gain-of-function mutations are relatively rare.

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They all develop gills, slits and tails 
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Which of the following is not an assumption that is critical to the scientific method
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The answer would be D. Empiricality. Scientific Method can not, and will not deal with studies that are either for logic or for theism. This field may be beyond the scientific confirmability, meaning, it can not be proven by science, one example of this is the existence of a primary mover, or a God.
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Which of these is a pure substance? a. diamond b. salt c. ocean water a only a, b, and c a and b b and c
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The answer is a. and b.

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