Stratification refers to the extended exposure to ________ that is required for some seeds to germinate.
A. high relative humidity
B. low temperatures
C. short daylengths
D. long wavelengths of light
E. clay soil particles
Answer: B
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Which of the following are characteristics of ribozymes? Select one or more that apply
A. cleavage of phosphodiester bonds B. loss of activity at higher temperatures C. self-splicing D. removal of nucleotides from precursor RNAs E. found in eukaryotes, not bacteria
Electron carrier molecules, NADH and FADH2, produced in the reactions of glycolysis and the Krebs cycle, donate
What will be an ideal response?
The cell bodies of the first order propriosensory neurons are found in:
a, olive b. red nucleus c. dorsal root ganglia d. collateral ganglia
How much does the expected heterozygosity decrease each generation?
a. 1/2N b. 1 1/2N c. 2pq(1-F) d. 2pqF e. 4NF