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the scientific study of interactions betweeen organisms and the environment
the most significant influence on the distribution of oganisms and in the oceans
What was the prevailing notion prior to the time of Lyell and Darwin?
a. Earth is a few thousand years old, and populations are unchanging.
b. Earth is a few thousand years old, and populations gradually change.
c. Earth is millions of years old, and populations rapidly change.
d. Earth is millions of years old, and populations are unchanging.
e. Earth is millions of years old, and populations gradually change.
Which of the events described below agrees with the idea of catastrophism?
a. The gradual uplift of the Himalayas by the collision of the Australian crustal plate with the Eurasian crustal plate
b. The formation of the Grand Canyon by the Colorado River over millions of years
c. The gradual deposition of sediments many kilometers thick on the floors of seas and oceans
d. The sudden demise of the dinosaurs, and various other groups, by the impact of a large extraterrestrial body with Earth
e. The development of the Galapagos Islands from underwater seamounts over millions of years
Which group is composed entirely of individuals who maintained that species are unchanging?
a. Aristotle, Cuvier, and Lamarck
b. Linnaeus, Cuvier, and Lamarck
c. Lyell, Linnaeus, and Lamarck
d. Aristotle, Linnaeus, and Cuvier
In the mid-1900s, the Soviet geneticist Lysenko believed that his winter wheat plants, exposed to ever-colder temperatures, would eventually give rise to ever more cold-tolerant winter wheat. Lysenko's attempts in this regard were most in agreement with the ideas of
Natural selection is based on all of the following except
a. genetic variation exists within populations.
b. the best-adapted individuals tend to leave the most offspring.
c. individuals who survive longer tend to leave more offspring than those who die young.
d. populations tend to produce more individuals than the environment can support.
Darwin left England as a creationist, but returned 5 years later from his voyage on the HMS Beagle as an evolutionist. Which of the following influenced him the most while he was sailing around the world?
Who based his research on studying the anatomy and morphology of living creatures?
Horizontal gene transfer