Which of the following helicase superfamilies are not known to contain a RecA-like domain?
A. superfamily 1
B. superfamily 3
C. superfamily 6
D. superfamilies 1 and 3
E. superfamilies 3 and 6
E
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In a study of concordance, a sample of identical twins were evaluated for adult-onset diabetes. The data below were collected for this trait:
(1) in 36 identical twin pairs, both showed adult-onset diabetes (2) in 40 identical twin pairs, only one showed adult-onset diabetes (3) in 336 identical twin pairs, neither showed adult-onset diabetes Items (1) and (2) can be used to calculate concordance as follows: 36/(36 + 40) x 100 = 47%. A. true B. false
Pneumocystis (carinii) jiroveci
A. causes serious infection in the elderly, premature infants, and AIDS patients. B. is an obligate parasite. C. is a bacterium. D. lacks ergosterol in its plasma membrane.
A person comes into the clinic with a wound that is severely inflamed, very painful, and turning black and "bubbly." The diagnosis is leprosy
Indicate whether the statement is true or false
A vaccine additive which enhances the body's natural immune response is called a(n)
A) adjuvant. B) toxoid. C) attenuant. D) recombinant. E) booster.