6

Set 3: Words in Context (Advanced)

Explanation

Answer: A

PASSAGE

The genetic mutation is ______, meaning it is present in the organism's DNA but does not exhibit any observable traits unless triggered by specific environmental conditions.

Which choice completes the text with the most logical and precise word or phrase?

A. latent✓ Correct
B. dominant
C. harmful
D. active

Detailed Explanation

Something present but not active/visible is 'latent'. Latent means existing but not yet developed or manifest; hidden; concealed.

Key Evidence:

• "present ... but does not exhibit"

• "unless triggered"

Why others are wrong: B (Dominant traits appear.), C (Harmful refers to effect.), D (Active means working.).

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