Coliforms can be present in 5% of drinking water samples tested within a month and still be considered safe according to the U.S. Environmental Protection Agency (EPA)

Indicate whether the statement is true or false.


Answer: TRUE

Biology & Microbiology

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Restriction enzymes recognize and cut DNA at specific nucleotide sequences. Indicate whether the statement is true or false

Biology & Microbiology

A form of gene regulation that occurs while RNA is still in the nucleus is

A. differential intron removal and exon splicing. B. feedback control. C. rate of binding to ribosomes. D. enzymatic cleavage of a polypeptide.

Biology & Microbiology

Which enzyme is used by RNA viruses to directly replicate the viral RNA genome? 

A. RNA-dependent DNA polymerase B. Reverse transciptase C. DNA-dependent RNA polymerase D. RNA-dependent RNA polymerase

Biology & Microbiology

Osmotic pressure occurs as a result of

What will be an ideal response?

Biology & Microbiology