Which of the classes of RNA molecules carries the amino acids that are added to the growing polypeptide chain?
a. ribosomal RNA
b. transfer RNA
c. messenger RNA
d. primary mRNA transcript
e. ribozyme
b. transfer RNA
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Some membrane proteins are involved in bioenergetic reactions, while others are involved in membrane transport
Indicate whether the statement is true or false.
The term "junk DNA" is no longer used because these regions of DNA have been found to be associated with all of the following except
A) miRNAs. B) speciation. C) binding sites for regulatory regions. D) All of the above have been associated with "junk DNA." E) None of the above have been associated with "junk DNA."
What group was likely ancestral to land plants?
A. multicellular green algae found in marine habitats B. multicellular brown algae found in terrestrial habitats C. multicellular green algae found in freshwater habitats D. multicellular brown algae found in marine habitats
The ratio of a medication's dose that can be tolerated to its effective dose is the therapeutic (MIC/index/range) of the medication
What will be an ideal response?