An amino acid is to a protein as a ________ is to a nucleic acid.
A. glucose
B. glycerol
C. nucleotide
D. fatty acid
E. cellulose
C. nucleotide
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Eukaryotic mRNA molecules may contain non-coding sequences that must be removed before translation. These are called
A. anticodons. B. introns. C. exons. D. nucleosomes. E. noncodons.
What is a factor that drives animal migration?
A. seasonal availability of food B. availability of mates C. hunting pressure D. intraspecific competition E. tidal patterns
The primary purpose(s) of viral cultivation is/are to
A. prepare viruses for vaccines. B. isolate and identify viruses in clinical specimens. C. do detailed research on viral structure, lifestyle, genetics, and effects on host cells. D. perform wide-scale harvesting of viruses. E. All of the choices are correct.
Cancer cells would be attacked by which of the following cells?
What will be an ideal response?