The genomes of phiX174 and fd are
A. double stranded DNA.
B. single stranded DNA.
C. single stranded RNA.
D. double stranded RNA.
Answer: B
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The age at which a disease appears in an organism is called the _______
A. null age B. critical age C. age of incubation D. age of onset
A competitive inhibitor
A) binds at a site other than the active site. B) irreversibly binds and inactivates the enzyme. C) cannot be processed by the enzyme. D) does not inhibit enzyme activity but does lower substrate concentration. E) binds to and inactivates the substrate.
During which cellular process do all three forms of RNA associate?
A. ribosome assembly B. protein synthesis C. chromatin formation D. formation of the nucleolus
Which of the following relationships about nucleotide composition in DNA is TRUE?
A. C G=A T B. C=A C. G=T D. C=T E. C A=G T