Cartilage is heavier and not as pliable as bone.

a. true
b. false


Answer: b. false

Biology & Microbiology

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Suppose that during transcription of a eukaryotic gene, the RNA polymerase does NOT encounter a polyadenylation signal. What aspect of the transcription of this gene would be affected?

a. The pre-mRNA would be truncated. b. The pre-mRNA would be elongated. c. There would be no effect; the gene is transcribed normally. d. The pre-mRNA would be exported prematurely.

Biology & Microbiology

While there are many uses for flow cytometry, a powerful addition to this technique is the ability to further sort, count, and collect individual fluorescent cells, known as fluorescence activated cell sorting (FACS).  

Answer the following statement true (T) or false (F)

Biology & Microbiology

You have just discovered an organism that lives in extremely cold environments. Which of the following would you predict to be true about the phospholipids in its membranes, compared to phospholipids in the membranes of organisms

that live in warmer environments? A) The membrane phospholipids of cold-adapted organisms will have longer hydrocarbon tails. B) The membrane phospholipids of cold-adapted organisms will have more saturated hydrocarbon tails. C) The membrane phospholipids of cold-adapted organisms will have more unsaturated hydrocarbon tails.

Biology & Microbiology

Reactions that remove the equivalent of a water molecule when subunits are joined to make a larger

molecule are called ____ reactions.

a. equilibrium b. hydration c. hydrolysis d. redox e. dehydration synthesis

Biology & Microbiology