Which of the following an example of a biofilm?

A) soap scum
B) dental plaque
C) marine diatom
D) planktonic microcolony


Answer: B

Biology & Microbiology

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In the synthesis of amino acids the addition of the amino nitrogen usually occurs ________ the synthesis of the carbon skeletons.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

List the main differences between protostomes and deuterostomes. What will be an ideal response?

Biology & Microbiology

The first attempts at gene therapy began in 1990 with the treatment of a young girl with a genetic disorder abbreviated SCID. What does SCID stand for? In the context of SCID, what does ADA stand for?

What will be an ideal response?

Biology & Microbiology

Tobacco is a carcinogen that has NOT been linked to the induction of cancer in which one of the following?

A) pancreas B) lungs C) mouth D) pharynx E) liver

Biology & Microbiology