Multiple Choice
Which of the following statements 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
Q14: Which of the following techniques involves reverse
Q15: Which of the following statements correctly describes
Q16: The tryptophan operon in some bacteria is
Q17: Among the newly discovered small noncoding RNAs,one
Q18: Which of the following must occur in
Q20: A lack of which of the following
Q21: A researcher found a method she could
Q22: Which of the following statements correctly describes
Q23: Gene expression can be blocked by a
Q24: Gene expression might be altered based on