Molecular Basis of Inheritance

NEET Biology · 262 questions · Page 27 of 27 · Click an option or "Show Solution" to reveal answer

Q261

The RNA that picks up specific amino acids from the amino acid pool in the cytoplasm to ribosome during protein synthesis is called

A mRNA

B tRNA

C rRNA

D carrier RNA

Correct Answer

Option B

Solution

(b) tRNA (transfer RNA) carries specific amino acids to ribosome during translation.

Q262

In operon concept, regulator gene functions as a

A repressor

B regulator

C inhibitor

D all of these

Correct Answer

Option A

Solution

(a) Regulator gene produces repressor to suppress structural gene activity.

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