Need help with #29 please than you D) A primary transcript is often much shorter than the final RNA molecule that leaves thenucleus.30) How does the primary transcript in the nucleus of a eukaryotic cell compare to the functionalMRNA?A) the primary transcript is the same size as the mRNAO the primary transcript is larger than the mRNAC) the primary transcript is smaller than the mRNAD) both the primary transcript and mRNA contain introns31) How does the primary transcript in the nucleus of a prokaryotic cell compare to thefunctional mRNA?sthe primary transcript is larger than the mRNAB) the primary transcript is smaller than the mRNAC) the primary transcript and the mRNA both contain intronsthe primary transcript is the same size as the mRNA32) A particular triplet of bases in the coding sequence of DNA is AAA. The anticodon on theTRNA that binds the mRNA codon isA) TTTB) UUAUUUD) AAA33) Accuracy in the translation of MRNA into the primary structure of a polypeptide depends onspecificity in theA) binding of ribosomes to mRNAB) binding of the anticodon to small subunit of the ribosomeC) attachment of amino acids to rRNAsbinding of the anticodon to the codon and the attachment of amino acids to TRNAS34) What would be the consequence of a mutation in a bacterial cell that produces a defectiveaminoacyl-TRNA synthetase that attaches a lysine instead of the normal phenylalanine to TRNAwith the anticodon AAA?A) None of the proteins in the cell will contain phenylalanine. 1 E2 12 E3 13 E4-3'29) Which one of the following statements about RNA processing is correct?A) Exons are cut out before mRNA leaves the nucleus.B) Ribozymes may function in RNA splicing.C) RNA splicing can be catalyzed by tRNA.

The term DNA stands for deoxyribonucleic acid. Deoxyribonucleic acid is the most important…

29) Which one of the following statements about RNA processing is correct? A) Exons are cut out before mRNA leaves the nucleus. B) Ribozymes may function in RNA splicing. C) RNA splicing can be catalyzed by TRNA.

29) Which one of the following statements about RNA processing is correct? A) Exons are cut out before mRNA leaves the nucleus. B) Ribozymes may function in RNA splicing. C) RNA splicing can be catalyzed by TRNA.

Biology Today and Tomorrow without Physiology (MindTap Course List)

5th Edition

ISBN:9781305117396

Author:Cecie Starr, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Christine Evers, Lisa Starr

Chapter7: Gene Expression And Control

Section: Chapter Questions

Problem 1CT

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Question

Need help with #29 please than you

D) A primary transcript is often much shorter than the final RNA molecule that leaves the
nucleus.
30) How does the primary transcript in the nucleus of a eukaryotic cell compare to the functional
MRNA?
A) the primary transcript is the same size as the mRNA
O the primary transcript is larger than the mRNA
C) the primary transcript is smaller than the mRNA
D) both the primary transcript and mRNA contain introns
31) How does the primary transcript in the nucleus of a prokaryotic cell compare to the
functional mRNA?
sthe primary transcript is larger than the mRNA
B) the primary transcript is smaller than the mRNA
C) the primary transcript and the mRNA both contain introns
the primary transcript is the same size as the mRNA
32) A particular triplet of bases in the coding sequence of DNA is AAA. The anticodon on the
TRNA that binds the mRNA codon is
A) TTT
B) UUA
UUU
D) AAA
33) Accuracy in the translation of MRNA into the primary structure of a polypeptide depends on
specificity in the
A) binding of ribosomes to mRNA
B) binding of the anticodon to small subunit of the ribosome
C) attachment of amino acids to rRNAs
binding of the anticodon to the codon and the attachment of amino acids to TRNAS
34) What would be the consequence of a mutation in a bacterial cell that produces a defective
aminoacyl-TRNA synthetase that attaches a lysine instead of the normal phenylalanine to TRNA
with the anticodon AAA?
A) None of the proteins in the cell will contain phenylalanine.

1 E2 12 E3 13 E4-3'
29) Which one of the following statements about RNA processing is correct?
A) Exons are cut out before mRNA leaves the nucleus.
B) Ribozymes may function in RNA splicing.
C) RNA splicing can be catalyzed by tRNA.

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