Which of the following is consistent with the principle of base pairing?

a. purine-purine
b. pyrimidine-pyrimidine
c. adenine-thymine
d. guanine-thymine


a

Biology & Microbiology

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During elongation, the charged tRNA is recruited to which location on the ribosome?

What will be an ideal response?

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An autoimmune disease in which the synovial membrane thickens and becomes inflamed is called:a

osteitis. b. osteoporosis. c. rheumatoid arthritis. d. osteoarthritis. e. osteon disease

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An element:

a. is a substance that cannot be broken down chemically into any other substance. b. is an atom that has lost either a proton or an electron. c. must occur naturally on earth somewhere. d. is a component of an atom. e. All of the above are true.

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Quaternary ammonium compounds are disinfectants effective against

A. endospores. B. mycobacteria. C. non-enveloped viruses. D. Pseudomonas aeruginosa. E. enveloped viruses.

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