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

Biology & Microbiology

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Explain the distinction between a node and an internode

What will be an ideal response?

Biology & Microbiology

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

Biology & Microbiology

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

Biology & Microbiology

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?

Biology & Microbiology