Bioluminescence involves all of the following
EXCEPT
a. stable electrons.
b. ATP.
c. oxygen.
d. luciferin.
e. luciferase.
Answer: a
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You isolate a piece of DNA from a microorganism you cultivated from your teeth. The piece of DNA is 94 kbp is size and is circular
You sequence it and discover that it contains genes for capsule formation, pili, and antibiotic resistance, as well as an origin of replication. What is this piece of DNA and how is it related to the other genetic elements found in prokaryotic cells? What will be an ideal response?
One characteristic that makes Caenorhabditis elegans attractive for developmental studies is:
a. its small, transparent body. b. the extensive number of genes shared with humans. c. the developmental defects that occur in this organism. d. the close evolutionary relationship between this mammal and humans. e. the presence of zygotic segmentation genes, similar to those found in humans.
Both voluntary and involuntary skeletal muscle movement are controlled through which one of the following divisions of the nervous system?
A) sensory division B) sympathetic division C) parasympathetic division D) somatic division E) endocrine division
Which of the following is a bacterial structure of motility?
A) ribosome B) cell wall C) flagellum D) pseudopoda E) none of the above