IAA is the most frequently occurring ___________ in plants and plays a critical role in all aspects of plant development.
A. cytokinin
B. hormone
C. auxin
D. gibberellin
E. ethylene
Answer: C
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The science that applies powerful computational tools to DNA and protein sequences for the purpose of analyzing, storing, and accessing the sequences for comparative purposes is known as
A) metagenomics. B) proteomics. C) bioinformatics. D) genomics.
Which term most precisely describes the cellular process of breaking down large molecules into smaller ones?
A. catalysis B. metabolism C. anabolism D. dehydration E. catabolism
Match the following items with the correct phrases.
_______1. The brightly colored algae that grow in the hot springs at Yellowstone National Park are examples. _______2. Organisms in this category could grow on mannitol-salt-agar. _______3. Organisms in this category could grow on mannitol-salt-agar. _______4. Bacteria that live in the ocean are examples, regardless of the temperature of the water. _______5. A specific group of microorganisms whose optimal growth temperature is 4°C. _______6. Vibrio cholerae is an example. a. mesophiles b. thermophiles c. psychrophiles d. psychrotrophs e. halophiles
In the first step of glycolysis, glucose can be phosphorylated because
A) a phosphoanhydride bond has higher energy of hydrolysis than a phosphoester bond. B) the transfer of a phosphate from ATP to glucose is exergonic. C) both the number 2 and 3 carbons can be spontaneously phosphorylated. D) the ketosugar is rapidly phosphorylated at the carbon 1 hydroxyl group. E) both choices A and B