The first stage of cellular respiration, called ________, takes place in the cytoplasm of the cell and needs no oxygen.

A. Krebs cycle
B. oxidation
C. photorespiration
D. glycolysis


Answer: D

Biology & Microbiology

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Assume a neuron receives EPSPs and IPSPs from several adjacent neurons. How might that neuron's threshold

potential be reached, causing it to produce its own action potential?

a. if IPSPs outnumber EPSPs b. if IPSPs equal EPSPs c. if EPSPs outnumber IPSPs d. if the adjacent neurons contain many axon terminals e. if the receiving neuron contains many dendrites

Biology & Microbiology

From the cross A b c / a B C × a b c / a b c, how many double crossovers would be expected out of 1000 progeny?

The map of a chromosome interval is: A——10 m.u.——B——40 m.u.——C A) 5 B) 10 C) 20 D) 40 E) 80

Biology & Microbiology

Water surface tension is caused by the __________

bonds. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

If 14% of the nucleotides from a DNA molecule contain the base T, what percent will contain the base G?

A. 18% B. 28% C. 72% D. 14% E. 36%

Biology & Microbiology