The control in an experiment ____
a. contains excess test subjects in case some die
b. is an additional replicate for statistical purposes
c. reduces the experimental errors
d. minimizes experimental inaccuracy
e. allows for comparisons with the experimental group
ANSWER: e
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The breast muscle of turkeys and chickens is usually referred to as light meat, whereas that of wild ducks and geese is described as dark meat. Which of the following is consistent with this observation?
A. Turkeys and chickens are not closely related to ducks and geese. B. Turkeys and chickens do not use their breast muscle, ducks and geese do. C. Turkeys and chickens do not fly for sustained periods, whereas wild ducks and geese do. D. The muscles of ducks and geese do not contain myosins. E. The darker body color of ducks and geese provides protective camouflage against predators.
Levels of ultraviolet light influence both folate and vitamin D production in humans
Indicate whether the statement is true or false
Fats that remain solid at room temperature are MOST likely to be:
A) unsaturated B) saturated C) polysaturated D) none of the choices is correct
Chromosomal mutations are categorized as_______ ,_________,_________ , and translocations.
Fill in the blank(s) with the appropriate word(s).