After processing of pre-mRNAs is complete, some regions are retained in finished mRNAs. What are these regions called?
a. exons
b. snRNPs
c. UTRs
d. domains
Ans: a. exons
Biology & Microbiology
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Do active ways of crossing a plasma membrane require an expenditure of chemical energy?
What will be an ideal response?
Biology & Microbiology
True or false: Competition can only occur between members of the same species
A. true B. false
Biology & Microbiology
Many public places are now equipped with AEDs. What does this stand for?
a. automated emergency dialysers b. automatic electrical defibrillators c. automatic emergency deionizers d. automated external defibrillators e. anatomic electrical demagnetizers
Biology & Microbiology
Because birds such as the black widowbird eat fruit and insects, they are considered to be
__________.
a. autotrophs b. heterotrophs c. producers d. decomposers
Biology & Microbiology