Four of the five indicate that evolution by natural selection is a plausible mechanism leading to the
diversity of species that have and do exist. Select the exception.
a. artificial selection
b. Darwin's finches
c. insect resistance to pesticides
d. a parent's traits developed through life are passed on to offspring via natural selection
e. biogeographical patterns in species
D
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The high heat of vaporization of water helps you to feel cooler when you sweat because the transition of water from a liquid to a gas requires a ______ of energy to break hydrogen bonds. The energy is _____ from heat produced by your body, thus helping to lower the surface temperature of your body
A. release; released B. release; obtained C. input; obtained D. input; released
The nucleotides called pyrimidines include
A. uracil and cytosine. B. uracil and thymine. C. thymine and cytosine. D. thymine and adenine. E. cytosine and guanine.
In eukaryotes, the spindle breaks down during telophase and re-forms during prophase. If False, change it.
a. true b. false
You are currently studying the behavior and physiology of a vertebrate about which little is known. Based on what you know about other vertebrates, what would you predict would be the state of this animal when it was not in the fight or flight state.
A. Energy stores such as adipose tissue and glycogen are broken down to mobilize fatty acids and glucose. B. Elevations in cortisol are needed to increase glucose. C. The heart rate increases and airways are dilated to promote maximum oxygen intake. D. Leptin levels are increased to enhance appetite. E. Catabolic hormones are activated.