Vitamin K is required for
A) proper kidney function.
B) blood clotting.
C) night vision.
D) energy metabolism.
E) collagen synthesis.
B
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Using your knowledge of the age of lithospheric crusts and biogenous sediment accumulation, explain why it would be fruitless, not to mention expensive, to excavate for oil far off the coast, beyond the continental shelf
What will be an ideal response?
Species interactions between members of a
community include __________, which benefits both species. Fill in the blank(s) with the appropriate word(s).
When a person is exercising, CO2 builds up in the blood. What effect would this have on external respiration?
A) There would be increased diffusion of CO2 out of the blood and into the lungs and increased ventilation to move it out of the body. B) There would be decreased diffusion of CO2 out of the blood and into the lungs and increased ventilation to move it out of the body. C) There would be increased diffusion of CO2 out of the blood and into the lungs and decreased ventilation to move it out of the body. D) There would be decreased diffusion of CO2 out of the blood and into the lungs and decreased ventilation to move it out of the body.
Hershey and Chase demonstrated that when the bacteriophage T2 infected its host cell, the ________ is injected into the host but the ________ remained outside.
Fill in the blank(s) with the appropriate word(s).