A niche describes where the organism lives and how it interacts with its environment .
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The answer is c I just did the same test
A Sedimentary rock consisting of loosely-consolidated fragments of shells and /or coral.
Answer: Insertion or deletion results in a frame-shift that changes the reading of subsequent codons and, therefore, alters the entire amino acid sequence that follows the mutation, insertions and deletions are usually more harmful than a substitution in which only a single amino acid is altered.
Explanation: