The photosynthetic systems of algae living in deeper water are adapted to absorb more of the light of which of the following colors?
A. yellow
B. red-orange
C. blue-green
D. purple
E. white
C. blue-green
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Explain the distinction between a node and an internode
What will be an ideal response?
What is the annual precipitation of the Arctic tundra?
a. Less than 25 centimeters b. Between 130 - 200 centimeters c. Between 25 - 100 centimeters d. Less than 10 centimeters e. Between 25 - 60 centimeters
Where in the mammalian kidney should you expect to find cells with the highest concentration of
osmolytes such as sorbitol?
a. renal pelvis b. renal cortex c. Bowman's capsule d. collecting ducts e. renal medulla
A population of worms is growing exponentially in a compost heap. Thirty days ago there were 400 worms and now there are 800 . How many worms will there be thirty days from now, assuming conditions remain constant?
What will be an ideal response?