Phosphorylation of ________ regulates which direction a flagellum rotates, thus controlling whether an organism runs or tumbles
A) CheAW
B) CheB
C) CheY
D) CheZ
Answer: C
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Which of the following explains why a saturated fat and an unsaturated fat are different?
a. A saturated fat contains double bonds, while an unsaturated fat does not. b. An unsaturated fat contains double bonds, while a saturated fat does not. c. A saturated fat is liquid at room temperature, while an unsaturated fat is not. d. A saturated fat can be called an oil, while an unsaturated fat cannot.
Oral bacteria on the tooth surface
A. use fimbriae and slime layers to adhere. B. develop a biofilm. C. metabolize sucrose, produce sticky glucans, and form plaque. D. All of the above are correct.
Joshua has O type blood and the Bombay phenotype. His partner, Alice, has AB blood and does not
have the Bombay phenotype, but her mother does. What are the possible blood types of the children of Joshua and Alice? A. A, B, and O B. A and O C. B and O D. All O E. A and B
Gene therapy is a technique in which DNA from one species is inserted into a different species
Indicate whether the statement is true or false