The epsilon (?) subunit of DNA polymerase III of E. coli has exonuclease activity. How does it function in the proofreading process? The epsilon subunit _____
A) removes a mismatched nucleotide
B) excises a segment of DNA around the mismatched base
C) can recognize which strand is the template or parent strand and which is the new strand of DNA.
D) adds nucleotide triphosphates to the end of the growing DNA strand
Answer: A
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How can crop yields be increased?
A. All of the answer options are correct. B. converting more land to agricultural fields C. increasing the use of fertilizers to replenish nutrient-depleted soil D. increasing the use of machinery to harvest crops E. using genetically modified crops that are more resistant to disease
The process by which the major land masses have shifted their positions, changed shapes and separated from each other, is known as
A. Cotranslational sorting. B. Continental drift. C. Depolarization of land masses. D. Differential land movement. E. Cyclic land drift.
A patient who ingested a significant amount of ethylene glycol 6 hours ago would MOST likely present with:
A) slurred speech and ataxia. B) hypertension and tachycardia. C) an ethanol odor on the breath. D) flank pain and absent urination.
Describe the major taxonomic divisions of prokaryotic organisms.
What will be an ideal response?