The lineage that first separated from the common ancestor of all animals, and retains many of the same primitive features to this day, includes which of the following modern organisms?
a. The grasshopper
b. The sea turtle
c. The jellyfish
d. The sponge
e. The earthworm
Answer: d. The sponge
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Escherichia coli O157:H7 cells usually infect
humans when they come into contact with a. other humans. b. canned fruit. c. animal feces. d. well-done steaks. e. all of these.
Assuming one glucose molecule being metabolized, what is the net yield of ATP in the cell under anaerobic
conditions? a. 1 b. 2 c. 32 d. 34 e. 36
The organism that causes malaria
a. is a multicellular protozoan. b. is the anopheles mosquito. c. attacks the protein globin in skin cells. d. is a single-celled protozoan. e. causes the overproduction of red blood cells.
Which area of biotechnology primarily involves using living organisms to process, degrade, and clean up environmental pollution?
A) Genomics B) Bioinformatics C) Bioremediation D) Marine biotechnology E) Agricultural biotechnology