What is the proton-motive force used for?
a. diffusing substances across membranes and driving movement of flagella in bacteria
b. pumping substances across membranes and driving movement of flagella in eukaryotes
c. pumping substances across membranes and driving movement of flagella in bacteria
d. diffusing substances across membranes and driving movement of flagella in eukaryotes
Ans: c. pumping substances across membranes and driving movement of flagella in bacteria
You might also like to view...
Males that tend to be taller than average and
show mild mental impairment may have a. XXY chromosomes. b. XYY chromosomes. c. Turner syndrome. d. Down syndrome. e. none of these.
WT yeast (TRP+) can synthesize the amino acid tryptophan and can grow on media plates lacking tryptophan
In contrast, mutant alleles (trp?) block tryptophan synthesis and result in an inability of mutant strains to grow on media lacking tryptophan. A diploid yeast was made through the cross MATa ADE+ × MAT? ade?. Meiosis was induced in the diploid strain to produce an ascus with four haploid spores, which were separated and grown on plates lacking tryptophan. How many spores are expected to grow into colonies on the plate? A) 0 B) 1 C) 2 D) 3 E) 4
In transduction, two prokaryotic cells of different mating types come together and genetic material is transferred from
one cell to another Indicate whether the statement is true or false.
Coronaviruses cause gastrointestinal disease
Indicate whether the statement is true or false