Practice Questions

TLS Online TPP Program

#Question id: 3017

Biofilms

#Section 2: General Biology

are a polysaccharide-encased community of microorganisms.
may enhance bioremediation efforts.
may protect organisms against harmful chemicals.
are a polysaccharide-encased community of microorganisms, may enhance bioremediation efforts, AND may protect organisms against harmful chemicals

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TLS Online TPP Program

#Question id: 3927

#Section 3: Genetics, Cellular and Molecular Biology

An operon is __

TLS Online TPP Program

#Question id: 296

#Section 2: General Biology

In a single molecule of water, two hydrogen atoms are bonded to a single oxygen atom by ________.

TLS Online TPP Program

#Question id: 1440

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following is NOT evidence that smoking causes lung cancer?

TLS Online TPP Program

#Question id: 1658

#Section 2: General Biology

Which of the following statements is TRUE of IgE?

TLS Online TPP Program

#Question id: 132

#Section 2: General Biology

Proline is distinct among the 20 commonly found amino acids because