A sodium-potassium pump _____
A) moves three potassium ions out of a cell and two sodium ions into a cell while producing an ATP for each cycle
B) move three sodium ions out of a cell and two potassium ions into a cell while consuming an ATP for each cycle
C) moves three potassium ions out of a cell and two sodium ions into a cell while consuming 2 ATP in each cycle
D) move three sodium ions out of a cell and two potassium ions into a cell and generates an ATP in each cycle
B
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The common basilisk lizard will run across water on its hind legs in an erect position when startled by predators. This lizard has large feet and flaps of skin along its toes. What properties of water allow this lizard to walk on water?
A. Hydrogen bonds absorb heat when they break and release heat when they form. This helps to minimize temperature changes. B. The surface tension created by hydrogen bonds is greater than the weight of the lizard initially. C. Polar molecules are attracted to ions and polar compounds, making these compounds soluble. D. Hydrogen bonds hold water molecules together; many hydrogen bonds must be broken for water to evaporate.
The leader sequence of any protein that has just been translated functions to
A) determine the destination of the protein. B) stimulate translation of a protein. C) keep the protein in the cytosol. D) end translation of a protein. E) initiate degradation of an incomplete protein.
For an action potential to be generated, a minimum membrane voltage, or a(n) ________, must be reached
Fill in the blank(s) with correct word
The cauliflower-like growths on the genitalia called condylomata acuminata are caused by (herpesviruses/papillomaviruses/parvoviruses).
Fill in the blank(s) with the appropriate word(s).