Duplicated centrioles move to opposite poles of a(n) ____ cell during ____ of the cell cycle
a. animal; prophase
b. plant; prophase
c. animal; metaphase
d. plant; metaphase
e. both animal and plant cells; prophase
ANSWER: a
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_____ are fungi that produce flagellated spores
a. Chytrids c. Zygote fungi b. Sac fungi d. Club fungi
Escherichia coli and Salmonella can remain in one location in our intestines. They would most likely contain which of the following?
A. flagella B. spirochetes C. glycocalyx D. pili E. cilia
Mean arterial pressure can be increased by all of the following EXCEPT
A) increasing heart rate. B) increasing sympathetic activity. C) increasing blood volume. D) decreasing end-diastolic volume. E) increasing venous return
All the following are correct about the polio vaccines, except
A. Dr. Jonas Salk developed the IPV vaccine in 1954. B. the inactivated polio vaccine (IPV) can occasionally revert to a neurovirulent strain. C. the virus is transmitted through the fecal-oral route. D. most infections do not result in paralysis. E. treatment for polio involves mainly alleviating pain and suffering.