An example of artificial selection is the
A) breeding of corn from teosinte.
B) observation that some snakes retain tiny, incomplete hind legs.
C) evolution of antibiotic-resistant bacteria.
D) fact that all mammalian limbs are made up of the same set of bones.
A
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All anthropoids have bipedal locomotion. Indicate whether the statement is true or false
Why is methane hydrate not harvested for energy use?
A) It is costly to mine and liquefy the sediments. B) It is dangerous to mine due to methane's combustibility. C) The methane disappears as it is brought to the surface. D) All of these choices.
In the United States, ethanol is mostly made from ____.
A. crude oil B. wood C. sugarcane D. natural gas E. corn
The failure of overconsolidated materials is controlled by the:
a. shear strength b. peak strength c. residual strength d. unconfined compressive strength