Which of the following is the fundamental mechanism that supports all forms of respiration?
a. osmosis
b. kinetic energy
c. diffusion
d. momentum
c. diffusion
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Endergonic reactions require the ______ of energy, while exergonic reactions ______ energy.
a. release; input b. input; release c. output; input d. creation; destruction
Devices that set up multiple exchange rates between the currencies of two nations are known as
a. tariff quotas. b. export subsidies. c. exchange controls. d. variable currencies.
There is still some controversy among biologists about whether Neanderthals should be placed within the same species as modern humans or into a separate species of their own. Most DNA sequence data analyzed so far indicate that there was probably little or no gene flow between Neanderthals and Homo sapiens. Which species concept is most applicable in this example?
A) phylogenetic B) ecological C) morphological D) biological
Complete hydrolysis of a triglyceride would produce _____.
A) a large assortment of amino acids B) a large assortment of nucleotides C) glycerol and one to three types of fatty acids D) many identical monosaccharides E) a mixture of glycolipids and lipoproteins