All of the ____ are a species.
A. St. Bernard dogs in the world
B. white-tailed deer in Michigan
C. red-winged blackbirds in the world
D. mules in the world
C. red-winged blackbirds in the world
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In terms of surface area for exchanges, gill filaments are analogous to the __________ in the
digestive system.
a. small intestine b. villi c. stomach d. pancreas
Uniparental disomy results when a child inherits
A) two recessive alleles for the same gene, one from each parent. B) two alleles for the same gene from one parent. C) one recessive allele from one parent. D) more than two alleles for the same gene from one parent.
Microorganisms are currently being used to soften denim in "stonewashed" blue jeans. This example of manipulating microorganisms to make products useful for industrial processes is called
A) epidemiology. B) food microbiology. C) bioremediation. D) biotechnology.
In addition to breaking down food, what other valuable function does stomach acid perform?
A) Stomach acid converts waste molecules into bile. B) Stomach acid recycles chlorine. C) Stomach acid activates enzymes in the small intestine. D) Stomach acid kills bacteria and other pathogens in food.