DNA moves in electrophoresis because of the influence of a(n) ___ ___.

What will be an ideal response?


electric charge

Biology & Microbiology

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Which of the following would be most effective and practical for routine home disinfection of a kitchen sponge between uses?

A. 70% Isopropyl alcohol B. Hydrogen peroxide C. Chlorine bleach D. Iodophor

Biology & Microbiology

Nitrifying Archaea such as Nitrosopumilus maritimus use ________ as a sole carbon source and are capable of obtaining sufficient energy by aerobically oxidizing ________

A) CO2 / NO B) sugars / NH3 C) CO2 / NH3 D) organic acids / NO

Biology & Microbiology

The atom found in the greatest amount in the human body, the earth's crust, and seawater is

A. hydrogen. B. carbon. C. nitrogen. D. oxygen. E. phosphorus.

Biology & Microbiology

Which of the following cells has the greatest surface-to-volume ratio?

A) bacterium B) human red blood cell C) human muscle cell D) ostrich egg

Biology & Microbiology