The elongation of stems is stimulated by
A. auxin and gibberellin.
B. auxin only.
C. ethylene only.
D. auxin and ethylene.
E. gibberellin only.
Answer: A
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The growth of microorganisms in a food product is influenced by the availability of
A. moisture. B. acidity. C. nutrients. D. temperature. E. All of the choices are correct.
Dr. Robinson tapped on a patient's knee with the little hammer, but failed to see the usual kick of the patellar reflex. Since this reflex only involves a few neurons, what part of the nervous system might the doctor most likely be concerned about?
A. parasympathetic nervous system B. central nervous system C. sympathetic nervous system D. peripheral nervous system Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content/Choose Answer · What do you already know about components of the nervous system? What other information is related to the question? 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?
Frameshift mutations may involve
a. substitution of nucleotides. b. substitution of codons. c. substitution of amino acids. d. insertion of one to several base pairs. e. all of these
Four of the five structures listed below are parts of
the same unit. Select the exception. a. distal tubule b. loop of Henle c. ureter d. proximal tubule e. Bowman’s capsule