Ions can be moved against the concentration gradient to create a difference in charge across that membrane. Later, the electrochemical gradient can be exploited by the cell to drive other processes. Respectively, what are these two mechanisms called?
a. primary passive transport, secondary passive transport
b. primary sodium transport, secondary potassium transport
c. primary active transport, secondary active transport
d. primary electrical transport, secondary electrical transport
c. primary active transport, secondary active transport
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The entire complement of RNA produced under a given set of conditions is called a(n)
A) array. B) genome. C) proteome. D) transcriptome.
MOST microbiology research laboratories maintain BSL-2 standards
Indicate whether the statement is true or false.
The 5' UTR and 3' UTR of mRNA: (Select all correct choices)
A. may bind with proteins that transport the mRNA to a specific region in the cell for translation. B. may bind with proteins that are localized to one place in the cell and that prevent translation. C. may bind with proteins that determine how rapidly the mRNA is translated.
Which phylogenetic model proposes that the first eukaryotes originated from a pool of many species of prokaryotes engaged in multiple methods of horizontal gene transfer?
a. tree of life b. ring of life c. web of life d. cloud of life