An example of a fluid feeder is a
a. hummingbird.
b. lamprey.
c. mosquito.
d. snake.
e. hummingbird and a mosquito.
E
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9) A covalent bond is likely to be polar when _____
A) one of the atoms sharing electrons is more electronegative than the other atom B) the two atoms sharing electrons are equally electronegative C) carbon is one of the two atoms sharing electrons D) one of the atoms has absorbed more energy than the other atom E) the two atoms sharing electrons are the same elements
In the figure above, what is the ratio of
phenotypes in this case?
a. 1: 1:1:1 b. 3:1 c. 6:3:3:1 d. 9:3:3:1 e. 15:1
Mercury released from coal-burning power plants would be at the highest concentration in
A. the phytoplankton. B. the zooplankton. C. the minnows. D. eagles that eat the walleye. E. the walleye.
A subatomic particle that has one positive charge and is located in the nucleus is a neutron.
a. true b. false