3. during glycolysis, what is the source of the chemi-
cal energy that is captured in atp?
a. the chemical bonds in pyruvic acid
b. the chemical bonds in glucose
c, the nuclei of atoms in glucose
d. high-energy electrons in the cytoplasm
e, high-energy electrons in mitochondria

Which of the following is the main purpose of a human community?

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation