A point mutation is when a single nucleotide gets replaced by a different one

A. true
B. false


A

Biology & Microbiology

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Precancerous growths in the colon are known as ________; these can usually be removed surgically

Fill in the blank(s) with correct word

Biology & Microbiology

In humans, the oxygen concentration of the blood is the most important chemical stimulus for regulating the rate of

respiration. Indicate whether the statement is true or false.

Biology & Microbiology

Which class of antibody is found in body secretions such as tears, saliva, and breast milk?

a. IgA b. IgB c. IgM d. IgG e. IgE

Biology & Microbiology

The chemical reaction that forms an ester bond in a triglyceride is a ________ reaction.

A. hydrolysis B. oxidation C. dehydration synthesis D. reduction

Biology & Microbiology