Multiple Choice
Which of the following best describes siRNA?
A) a short double-stranded RNA, one of whose strands can block gene expression
B) a double-stranded RNA that is formed by cleavage of hairpin loops in a larger precursor
C) a portion of rRNA that allows it to bind to several ribosomal proteins in forming large or small subunits
D) an RNA sequence that can block the expression of some transposons
Correct Answer:

Verified
Correct Answer:
Verified
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