The P-site
A. is found on the polymerase enzyme.
B. is an allosteric site.
C. is a promoter site.
D. is the peptidyl site on the ribosome.
E. is an allosteric site AND is a promoter site.
D
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This is a tool that enables researchers to study the structure and function of cells.
A. magnifying glass B. microscope C. tunneling assay D. digital recording E. differential centrifugation
A person who is homozygous recessive for this defective gene often suffers from severe
pancreatitis, which can be deadly. A treatment that replaces this gene is __________.
a. gene therapy b. genomics c. therapeutic cloning d. a genetic marker
At which level(s) is eukaryotic gene expression regulated?
a. transcription b. translation c. posttranscription d. posttranslation e. all of these
What is the major protein in the myofilament that is composed of two intertwined strands?
a. actin
b. chromatins
c. lamins
d. tubulins
e. lamellae