What is the maximum size of the E. coli chromosome capable of being carried by a P1 phage?

A. 10%–20%
B. 30%
C. 0.5%–1%
D. 1%–2.5%


D

Biology & Microbiology

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Progeria is a genetic condition that causes

a. pattern baldness as early as age twenty. b. socially inappropriate vocal outbursts and muscular twitches. c. a high incidence of cancer with any exposure to sunlight. d. muscular and mental deterioration shortly after puberty. e. premature aging which typically leads to death in the early teens.

Biology & Microbiology

Due to the lack of moderate stress on the skeleton, a bedridden person is at risk of

A. rheumatoid arthritis and muscular degeneration. B. osteoarthritis and tendon damage. C. osteoporosis and muscle degeneration. D. cartilage growth and a sprain. E. anemia and cartilage degradation.

Biology & Microbiology

A disease cause by a virus is _______.

A. flu B. botulism C. tuberculosis D. two of the above

Biology & Microbiology

Which gas is considered a greenhouse gas?

A) water vapor B) carbon monoxide C) gaseous nitrogen D) nitrous oxide

Biology & Microbiology