________ are seedless vascular plants
A) Ferns
B) Angiosperms
C) Bryophytes
D) Gymnosperms
A
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The template for RNA polymerase is ________, and the new RNA chain is ________ to the template
A) an independent RNA segment / parallel and identical B) DNA / antiparallel and complementary C) an independent RNA segment / antiparallel and complementary D) DNA / parallel and identical
With the extinction of the dinosaurs 65 million years ago, multiple niches that the dinosaurs once filled opened up and
allowed mammals the opportunity to evolve and exploit those niches. This is an example of ____.
a. sympatric speciation b. adaptive radiation c. phylogeny d. reproductive isolation e. phylogenetic isolation
Obesity, an excess of body fat, is defined as more than
a. 24% for males and 20% for females. b. 20% for males and 20% for females. c. 20% for males and 24% for females. d. 24% for males and 24% for females. e. 18% for males and 20% for females.
Uracil forms a complementary pair with ____ in RNA and ____ in DNA
a. adenine; adenine b. adenine; thymine c. thymine; thymine d. thymine; adenine e. uracil; uracil