A fundamental property of DNA's nitrogenous bases that is necessary for the double-stranded nature of its structure is ________
A) anti-parallel
B) complementarity
C) ring structure
D) deoxyribose versus ribose
E) sugar phosphate backbone
Answer: B
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A human X-linked gene is
a. found only in males. b. more frequently expressed in females. c. found on the Y chromosome. d. transmitted from father to son. e. found on the X chromosome
Describe the three types of neurons found in the body and indicate their functions.
What will be an ideal response?
Which of the following symptoms can help you recognize a person who is undergoing anaphylactic shock?
A. Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure, increased dilation of the capillaries, constriction of the bronchi and the inability to breathe. B. Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure, decreased dilation of the capillaries, constriction of the bronchi and the inability to breathe. C. Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: an increase in blood pressure, increased dilation of the capillaries, constriction of the bronchi and the inability to breathe. D. A gradual allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure, increased dilation of the capillaries, constriction of the bronchi and the inability to breathe. E. None of these are the symptoms of a person undergoing anaphylactic shock.
In the Calvin cycle, how many ATP molecules are required to regenerate RuBP from five G3P molecules?
a. 1 b. 2 c. 3 d. 4 e. 5