What is the function of the Cas9 enzyme?
A) to cut RNA molecules
B) to cut DNA molecules
C) to hydrolyze proteins
D) to transport DNA into cells
Answer: B
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Evidence of ________ supports the hypothesis that eukaryotes are derived from bacteria
A) antibiotic resistance B) DNA content in the nucleus C) ribosome contents D) ribosome contents and DNA content in the nucleus
Which of the following choices is a short-chain carbohydrate?
a. complex carbohydrate b. oligosaccharide c. polysaccharide d. monosaccharide
The ____ classification system classifies viruses based on the type of nucleic acid the virus contains
a. Linnaean b. Mendelian c. Baltimore d. Philadelphia e. International Committee on Taxonomy of Viruses
Tundie is an accomplished lab technician. She wants to determine whether her boyfriend is still smoking marijuana, a habit he swore he would give up. She can't test his blood for THC because performing this test might arouse the suspicions of the
authorities. Which of the following blood findings might suggest that her boyfriend is still smoking weed? A) increased blood carbon monoxide B) low blood oxygen C) high blood niacin D) substantial nicotine in the blood