A kilowatt, a unit of electrical power, is
a. 10 watts.
b. 100 watts.
c. 1000 watts.
d. 1,000,000 watts.
b
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Which organism is a nonlactose-fermenter that oxidizes glucose and xylose and also morpholog-ically resembles colonies of Enterobacteriaceae?
a. CDC group Ic b. O. anthropi c. S. putrefaciens d. A. xylosoxidans
Which of the following is not true about archaeal ribosomes?
A. They have similar antibiotic sensitivities to those of bacteria. B. They are 70S like bacterial ribosomes. C. They may possess ribosome binding sites homologous to bacterial Shine-Dalgarno sequences. D. All of these are true about archaeal ribosomes.
About 12 to 24 hours after the last meal, a person's blood sugar level normally varies from 60 to 90
milligrams per 100 milliliters of blood, though it may rise to 130 mg/100 ml after meals high in carbohydrates. That the blood sugar level is maintained within a fairly narrow range despite uneven intake of sugar is due to the body's ability to carry out a. adaptation. b. inheritance. c. metabolism. d. homeostasis. e. hemostastis.
A bacterial culture has been exposed to UV radiation and is preparing to repair the DNA damage. Describe two mechanisms of repair used by E. coli to repair UV-induced DNA damage
Would you expect the bacteria to be able to repair more of the damage or less of the damage if they were placed in a dark environment after UV damage?