__________ is the only disease to have been
eradicated from causing natural infections. Fill in the blank(s) with the appropriate word(s).
Answer: Smallpox
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Individual plant cells typically gain or lose water mainly via
a. facilitated diffusion. b. symport. c. guttation. d. osmosis. e. bulk flow.
The only known marine lizard, the marine iguana, might be traditionally mostly black in color because they: a. blend into terrestrial surfaces
b. absorb more heat energy. c. attract mates. d. warn other individuals.
Arthropods with mandibles, a single pair of antennae, and two legs on most body segments are:a
ribbon worms. b. centipedes. c. millipedes. d. trilobites. e. mites.
What distribution pattern is the most common in the natural world?
A. Random B. Uniform C. Clumped D. Stratified or layered E. Homogeneous