Which gland is the remnant of the "third eye"?
a. pineal
b. pituitary
c. thyroid
d. parathyroid
e. thymus
A
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You find a protist that has a single flagellum surrounded by a collar of microvilli. You correctly
conclude that this organism is
a. a cellular slime mold. b. a plasmodial slime mold. c. a choanoflagellate. d. not an opisthokont. e. not motile.
Plants have been genetically modified for
which of the following purposes?
a. herbicide resistance b. pest resistance c. nutritional improvement d. disease resistance e. all of these
RNA and DNA differ
A) in that RNA contains ribose and DNA contains deoxyribose. B) in that RNA contains nucleosides and DNA contains nucleotides. C) in that RNA contains uracil and DNA contains thymine. D) both A and C. E) All of these are correct.
Identify the hydrogen ion concentration that represents the lowest pH from the following list:a
1 ? 10?3 b. 1 ? 10?4 c. 1 ? 10?7 d. 1 ? 10?11 e. 1 ? 10?14