It is often said that development is a two-step process. What two steps are likely to be referred to here?
What will be an ideal response?
determination and differentiation
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A protein folded into an infectious conformation that is the cause of several disorders is called a(n) ____________________
Fill in the blank(s) with correct word
The building blocks of nucleic acids are
a. amino acids. b. fatty acids. c. monosaccharides. d. nucleotides. e. lipids.
Optical tweezers can be used to ________.
A. study nucleic acids recovered from individual cells B. help dissect individual microorganisms C. remove structures from the surface of cells D. All of the choices are correct.
Adenoviruses are a frequent cause of acute upper respiratory tract infections in humans. Adenoviruses have a genome composed of double-stranded DNA; they are non-enveloped and their capsid contains a "fiber" protein that is analogous in function to the spike glycoproteins of HIV. Latency of the adenovirus can occur in lymphoid tissues. Based on this information, which of the following would be the best type of drug to develop to combat adenoviruses in humans?
A. a combination of drugs that inhibit reverse transcriptase and that binds to fiber protein receptors in human cells B. a drug that binds to fiber protein receptors in human cells C. a drug that inhibits reverse transcriptase D. a combination of drugs that inhibit reverse transcriptase, binds to fiber protein receptors in human cells, and switches off latency E. a drug that can switch off latency