In radishes, red and white are the pure-breeding
colors, and long and round are the pure-breeding
shapes, while the hybrids are purple and oval. The
cross of a white oval and a purple oval will produce
more
a. red long than white long.
b. purple round than white long.
c. purple oval than purple long.
d. purple long than purple round.
e. purple round than white oval.
Answer: c
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In the bryophytes, the sporophyte is
a. the dominant generation. b. dependent on the gametophyte generation. c. able to produce all of its own nutritional requirements. d. both a and c.
If no oxygen is available to a cell, then the net ATP production resulting from the metabolism of a single glucose molecule is
A) no ATP. B) 36 ATP molecules. C) 1 ATP molecule. D) 32 ATP molecules. E) 2 ATP molecules.
If the X chromosome crosses over with the Y chromosome, the resulting gametes are likely to generate healthy offspring.
a. true b. false
Aquaporins are proteins that facilitate the transport of __________ across the membrane.
Fill in the blank(s) with the appropriate word(s)