A Punnett square is used to determine
a. probable gamete genotypes.
b. possible parental phenotypes.
c. possible parental genotypes.
d. possible genetic outcomes of a cross.
a
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Along with the respiratory system, which system has the responsibility of supplying oxygen and eliminating carbon dioxide?
During prokaryotic cell division, two chromosomes separate and are distributed to the two ends of the cell by ____
a. the action of the mitotic spindle b. an unknown mechanism c. attachment to actin d. attachment to separating membrane regions e. formation of a newly made cell wall
In the model of a bacteriorhodopsin, which pigment is bound to the protein?
a. rhodopsin b. retinal c. chlorophyll a d. indigo
The mechanism of action of the antibiotic vancomycin is
A) inhibition of protein synthesis. B) inhibition of cell wall synthesis. C) inhibition of nucleic acid synthesis. D) inhibition of a metabolic pathway. E) disruption of cytoplasmic membranes.