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If a deletion occurs at the 901st nucleotide, the subsequent 98 bases coding for 33 amino acid codons will be affected.

1. (a)
2. (b)
3. (c)
4. (d)

Correct answer: (b)

Solution

A deletion at the 901st position in a coding sequence would cause a frameshift mutation, altering the reading frame and changing the codons for the remaining amino acids. This matches the description in option (b).

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