Which Small-Scale Mutation Would Be Most Likely to Have a Catastrophic

question 38

Multiple Choice

Which small-scale mutation would be most likely to have a catastrophic effect on the functioning of a protein?

• A) a base substitution
• B) a base deletion near the start of a gene
• C) a base deletion near the end of the coding sequence, but not in the terminator codon
• D) deletion of three bases near the start of the coding sequence, but not in the initiator codon
• E) a base insertion near the end of the coding sequence, but not in the terminator codon

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Definitions:

Domestication

The process of adapting wild plants and animals for human use, leading to genetic changes and dependency on human intervention for survival.

Epigenetic Mark

Chemical modifications to DNA that affect gene expression without altering the DNA sequence itself.

Epigenetic Marks

Chemical modifications to DNA or histones that affect gene expression without altering the DNA sequence, influencing development and health.

Stress Hormones

Biochemical substances, such as cortisol, that are released into the body in response to stress, affecting various bodily functions and emotional states.