A person who has a recessive disorder but does not have the disorder him or herself is said to be a/an:
A) carrier. B) aneuploid. C) aberration. D) hybrid.
Answer: A
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When studying fluid and electrolyte loss during exercise, Robert Cade found that human sweat has sodium and chloride concentrations that are ______ those found in the blood.
A. higher than B. lower than C. equal to D. extremely variable from person to person relative to E. There is no sodium or chloride in sweat.
A marriage between two related individuals, such as first cousins, is called ____________________
Fill in the blank(s) with correct word
If a population undergoes selection of adaptive
traits, it most logically will lead to ___ of the species.
a. extinction b. improvement c. artificial selection d. evolution e. more than one of these
The letter "A" in the above figure represents
the a. style. b. ovary. c. stigma. d. anther. e. filament.