Which of the following keep the lakes of the East Antarctic Ice Sheet in a liquid state?

A. Pressure
B. The insulation of the overlying ice
C. Geothermal heating
D. All of the choices are correct.


Answer: D

Biology & Microbiology

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To mobilize more glucose during fasting,

A. only cortisol will increase. B. only epinephrine will increase. C. only glucagon will increase. D. only glucagon and cortisol will increase. E. cortisol, epinephrine, and glucagon will all increase.

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Linear chromosome structure is a character unique to members of the domain(s) ____

a. Eukarya b. Archaea c. Bacteria d. Eukarya and Bacteria e. Archaea and Bacteria

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What is the correct order of water flow for fish respiration? a. Water into the mouth - goes through the gill slits - water enters the pharynx

b. Water enters the pharynx - goes through the gill slits - water exits the mouth. c. Water enters the pharynx - goes through the gill slits - water exits the mouth. d. Water goes through the gill slits - water enters the pharynx - water exits the mouth. e. Water into the mouth - water enters the pharynx - goes through the gill slits.

Biology & Microbiology

What do all protists possess?

a. cell walls b. multiple, circular chromosomes c. chloroplasts d. microtubules and microfilaments

Biology & Microbiology