Which of the following about mRNA stability is not correct?(a) Regulation of mRNA stability is a way of regulating gene expression(b) Prokaryotic mRNAs have a half-life of only a few minutes(c) Histone mRNAs have especially long poly-A tails and are stable(d) It is thought that poly-A tails stabilize eukaryotic mRNAsThis question was posed to me in class test.This key question is from Regulation of Gene Expression in Prokaryotes-1 in section Regulation of Gene Expression and Miscellaneous of Biochemistry

Which of the following about mRNA stability is not correct?(a) Regulat

1.	Which of the following about mRNA stability is not correct?(a) Regulation of mRNA stability is a way of regulating gene expression(b) Prokaryotic mRNAs have a half-life of only a few minutes(c) Histone mRNAs have especially long poly-A tails and are stable(d) It is thought that poly-A tails stabilize eukaryotic mRNAsThis question was posed to me in class test.This key question is from Regulation of Gene Expression in Prokaryotes-1 in section Regulation of Gene Expression and Miscellaneous of Biochemistry
Answer» RIGHT option is (c) HISTONE mRNAs have especially long poly-A TAILS and are stable For EXPLANATION: Histone mRNAs lack poly-A tails so they are unstable.

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