Lancelets are primarily non-motile, and feed by filtering food out of the water in which they live, using a combination of cilia and oral tentacles. During this process, the lancelet collects filtered water, which must be expelled from its body. Where does filtered water exit the lancelet?
a. pharyngeal slits
b. anus
c. atriopore
d. mouth
c. atriopore
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The coat color of calico cats is a result of _____
A. maternal inheritance B. X-inactivation C. imprinting D. extranuclear inheritance
In some bacteria, a capsule surrounds the cell wall. It is made up of
A. a lipopolysaccharide. B. peptidoglycan. C. gelatin. D. pili. E. glycoprotein.
Which test uses radioactive isotopes to label antibodies or antigens in order to detect minute amounts of corresponding antigen or antibody?
A.) Ouchterlony double diffusion B.) Western Blot C.) immunelectrophoresis D.) radioimmunoassay (RIA) E.) the Quellung test
Which of the following example of a zombie parasite does not "zombify" multiple hosts in its life cycle?
A. Ophiocordyceps B. Toxoplasma gondii C. Green-banded broodsac D. Trypanosoma brucei