The common ancestor of all animals is likely to have been a ________.
A) colonial, flagellated protist
B) colonial, ciliated protist
C) colonial, flagellated bacterium
D) colonial, ciliated bacterium
A) colonial, flagellated protist
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Figure 5-17 shows the approximate Km for the hydrolysis of ATP by helicase PcrA to be:
A. 3 µM. B. 5 µM. C. 10 µM. D. 15 µM. E. 20 µM.
The prefixes chemo- and photo- describe where an organism gets its
a. energy (in the form of electrons) b. carbon
A reaction to an allergen is a ________ hypersensitivity
A) type I B) type II C) type III D) type IV E) type V
The seizures associated with nerve agent exposure:
A) cannot be reversed with any pharmacologic agent. B) are often more severe in patients with a seizure history. C) will continue until a MARK 1 antidote is administered. D) should be treated with large quantities of a benzodiazepine.