Multiple Choice
Cells can conserve energy and resources by making proteins only when they are needed.Which of the following levels of control is the most energy-efficient?
A) transcription regulation
B) degrade the mRNA after it is made
C) prevent translation of the mRNA at the ribosome
D) degrade the protein after it is made
Correct Answer:

Verified
Correct Answer:
Verified
Q20: Eukaryotic mRNA molecules are occasionally interspersed with
Q21: DNA and RNA nucleotides are composed of
Q22: There are 45 different kinds tRNA (anticodons)available
Q23: Which of the following types of RNA
Q24: If the sequence of bases in a
Q26: The number of nucleotides required to specify
Q27: The strand of DNA that is not
Q28: The given sequence<br>A)is from a prokaryote.<br>B)is from
Q29: One hypothesis proposed to account for intron-exon
Q30: The 3' Poly-A tail is attached to<br>A)the