Rheumatoid arthritis affects the area indicated by
a. A.
b. B.
c. C.
d. D.
e. E.
Answer: a
Biology & Microbiology
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If you were building an eye to function primarily in low light, but preserve some ability to perceive color, you would construct it using
A. all cones. B. all rods. C. mostly rods with some cones. D. mostly cones with some rods.
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Approximately how many gene products are involved in the synthesis of melanin in humans?
a. 10 b. 25 c. 50 d. 100 e. 1000
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Which of the following is not one of the four main functions of the stem of a plant?
1.containing meristematic tissue that gives rise to new cells of the shoot 2.housing the vascular tissues 3.mechanical support 4.photosynthesis
Biology & Microbiology
Twenty different types of amino acids are used to make proteins
a. True b. False
Biology & Microbiology