The evolutionary trend in mammal size during the Pleistocene could have been in response to ____
A)global warming when there was more food available
B)cooler temperatures because large animals retain heat more efficiently
C)protection from predation of other organisms
D)increased predatory ability
E)decreased metabolic requirements
B
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The meanings that people give to places are based only on our personalities and what we experience through our senses
Indicate whether this statement is true or false.
How are intermolecular forces and solubility related?
A. Solubility depends on the solute's ability to overcome the intermolecular forces in the solvent. B. Solubility depends on the solvent's ability to overcome the intermolecular forces in a solid. C. Solubility is a measure of how strong a solvent's intermolecular forces are. D. Solubility is a measure of how weak the intermolecular forces in the solute are. E. none of the above
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.
Surface waves are used to analyze the Earth's interior structure
Indicate whether the statement is true or false