Imagine That a Scientist Is Able to Travel Back in Time

question 18

Multiple Choice

Imagine that a scientist is able to travel back in time to when the first proteins appeared. What would she NOT observe?

• A)All proteins would be relatively short.
• B)Proteins would have relatively simple folding domains.
• C)Proteins would be long compared to proteins today.
• D)Proteins would possess several folding domains.
• E)Proteins would be long compared to proteins today and would possess several folding domains.

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