Respiration
a. is only necessary for mammals.
b. in most animals involves both the
circulatory and respiratory systems.
c. must occur over a dry surface.
d. is an anaerobic process.
e. is only necessary for mammals, and must
occur over a dry surface
B
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Amniocentesis is a procedure that is normally used
A. to reduce the risk of genetic disease. B. for gene therapy. C. to change the sex of the fetus. D. for diagnosis of genetic disorders. E. for nourishing the fetus.
Similar patterns of character acquisition leading to complex multicellularity are seen in plants and animals
A. true B. false
How can Helicobacter pylori infection be detected?
A. Breakdown of urea B. Production of oxidase C. Hydrogen sulfide production D. Lactose fermentation E. Sensitivity to bacitracin
During which growth phase are bacteria more susceptible to antimicrobial drugs?
A) lag phase B) log phase C) stationary phase D) death phase E) The susceptibility is the same for all phases.