Streptomycin, an aminoglycoside, inhibits protein synthesis
A. by preventing the formation of the initiation complex.
B. by binding to the ribosome, preventing translocation due to interference with the attachment of mRNA.
C. by interfering with both the initiation and elongation stages of translation.
D. by binding to the tRNA preventing peptide bond formation between amino acids.
Answer: C
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How many additional electrons will chlorine need to obtain in order to have a complete outer orbital shell?
a. 2 b. 4 c. 1 d. 5 e. 3
The e4 variation of the APOE gene increases a
person’s chances of developing
a. cystic fibrosis. b. Parkinson’s disease. c. Huntington’s disease. d. Alzheimer’s disease. e. Duchenne’s muscular dystrophy
_____ are suspensions of fine dust or moisture in the air that contain live pathogens, whereas droplets are dried microscopic residues ejected from the mouth and nose.
Fill in the blank(s) with the appropriate word(s).
Which process employs exposing cells cultured in the laboratory to DNA with a gene of interest?
a. transformation b. Transfection c. DNA fingerprinting d. polymerase chain reaction e. gel electrophoresis