Which of the following is the most diverse group of plants?
a. angiosperms
b. ferns
c. bryophytes
d. nontracheophytes
e. gymnosperms
Ans: a. angiosperms
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Which of the following characteristics is not associated with cardiac muscle?
A) intercalated discs B) electrical coupling by gap junctions C) involuntary nervous control D) fusion of cardiomyocytes into large multinucleated myofibers E) striations
SOS repair ________.
A. is error prone, i.e., produces mutations B. requires RecA protein C. is inducible by DNA damage D. All of the choices are correct.
Which disease listed below, results in symptoms of a drooping eyelid or mouth on one side of the face, and is caused when a facial muscle nerve becomes inflamed?
A. Chronic fatigue syndrome B. Bovine spongiform encephalopathy C. Eastern equine encephalitis D. Bell's palsy E. St. Louis encephalitis
Staphylococcus aureus is one of the most important human and animal staphylococcal species. It is characterized by ability to produce coagulase.
a. true b. false