When light enters the eye, it is bent, or refracted, first by the:
A) cornea. B) lens. C) vitreous body. D) retina.
Answer: A
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Which human trait shows a continuous variation?
a. Cystic fibrosis b. Marfan syndrome c. Eye color d. Blood type e. Sickle cell anemia
Broadcast spawning refers to
a. having multiple reproductive partners. b. releasing sperm into surrounding waters. c. releasing eggs into surrounding waters. d. internal fertilization. e. both b and c
Which of the following is an exception to the law of independent assortment?
a. monohybrid cross b. test cross c. gene linkage d. random mutation
When the concentration of solutes inside a cell is less than the concentration of solutes outside a cell, which direction will water flow?
A) The net flow of water will be into the cell B) The net flow of water will be out of the cell