During active transport through the sodium-potassium pump, ATP hydrolysis provides the energy to pump three sodium ions into the cell for every two potassium ions pumped out of the cell.
a. true
b. false
Ans: b. false
Biology & Microbiology
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Biology & Microbiology
In its active form, the Ras protein is associated with
A) DNA. B) ATP. C) GTP. D) RNA. E) GDP.
Biology & Microbiology
Vaccines can contain all of the following EXCEPT
a. a killed pathogen. b. a weakened pathogen. c. noninfective fragments of a pathogen. d. an unmodified antigen. e. inactivated bacterial toxins.
Biology & Microbiology
Select all of the factors that influence enzyme speed.
A) pH B) Temperature C) Availability of Cofactors D) Amount of enzyme lost in the reaction
Biology & Microbiology