Chemotaxis is a process by which bacteria ________.
A. respond metabolically to the presence of autoinducer molecules
B. move on solid surfaces by means of type IV fimbriae
C. avoid phagocytosis
D. move toward an attractant or away from a repellent
Answer: D
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If a short sequence of DNA is 5' AATTGCCGT 3', its complement is
A. 5' AAAACGCCA 3'. B. 3' TTAACGGCT 5'. C. 3' TTAACGGCA 5'. D. 3' TTAAGCCGA 5'. E. 5' TTAACGGCA 3'. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about base-pairing? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Malate produced by the CAM pathway in CAM plants ____
a. is immediately used in cellular respiration b. is stored during the night in the central vacuole c. is stored during the day in the stroma d. diffuses to bundle sheath cells for degradation in the lysosomes e. is stored in mesophyll cells
A bird with no oil to protect its feathers from water, that soars for hours at sea, is called:
a. a frigatebird. b. an albatross. c. a gull. d. a petrel. e. a sea duck..
What is the advantage of radial symmetry in cnidarians? a. It allows for larger availability of food
b. It can be cut multiple ways. c. It allows for the growth of protective tentacles. d. It allows for cnidarians to respond to their environment from all sides, equally.