Microbes within glaciers are ________.
A. dormant
B. barophilic
C. nonexistent
D. active
Answer: D
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The alternative pathways of photosynthesis using the C4 or CAM systems are said to be compromises. Why?
A) Each one minimizes both water loss and rate of photosynthesis. B) C4 compromises on water loss and CAM compromises on photorespiration. C) Both minimize photorespiration but expend more ATP during carbon fixation. D) CAM plants allow more water loss, while C4 plants allow less CO2 into the plant. E) C4 plants allow less water loss, but CAM plants allow more water loss.
As the director of a new non-profit functional genomics research center, it is your job to oversee the set up of each laboratory necessary for achieving the center's research goals. Therefore, you plan to include a (Select all that apply)
_____ DNA microarray facility. _____ proteomics lab. _____ lab to improve sequencing speed and cost. _____ mutagenesis facility. _____ ancient DNA laboratory.
Each amino acid is specified by a set of _____ bases in an mRNA transcript
a. 3 b. 20 c. 64 d. 120
Arsenic poisoning affects ATP production by ____
a. using excess oxygen b. interfering with Krebs cycle and electron transport chain reactions c. increasing carbon dioxide levels d. blocking glucose entry into cells
e. blocking the enzymes of glycolysis