Moistening and lubrication of food occurs in
the human
a. mouth.
b. esophagus.
c. stomach.
d. duodenum.
e. jejunum
A
Biology & Microbiology
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Cells differentiate and become specialized through the process of selective gene loss
1.True 2.False
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If the two alleles for a particular gene are different the gene pair is
a) homologous. b) heterozygous. c) homozygous. d) dominant. e) recessive.
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A chemical fuel that allows the body cells to do work and to function is known as
a. RNA b. ATP c. endocrine d. DNA e. H20
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Shigella species have the following characteristics except
A. not motile B. release endotoxin C. belong to Enterobacteriaceae D. infect the small intestine E. produce enterotoxin
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