Which of the following structures is NOT found in some prokaryotic cells?
A) flagellum
B) axial filament
C) cilium
D) pilus
E) peritrichous flagella
C
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The Order Primates had its origin in:
A. small arboreal monotremes B. bipedal marsupials C. small, arboreal, insect-eating mammals D. bipedal ornithischian dinosaurs E. theropods with hair
The brown tree snake in Guam had a of about 100 snakes per hectare, which is approximately equal to two American football fields.
A. population B. death rate C. population density D. growth rate E. population distribution
Before you inhale, the pressure inside your alveoli is ____
a. 0 mm Hg b. greater than atmospheric pressure c. less than atmospheric pressure d. equal to atmospheric pressure e. not yet connected to atmospheric pressure
Antibodies are classified by size, location, and function, and which one of the following represents the most common type of immunoglobulin?
A) IgM B) IgG C) IgA D) IgD E) MHC