Unique features of vertebrates include the presence of a(n) ________

A) endoskeleton
B) notochord
C) skull and a backbone
D) pharyngeal slit


C

Biology & Microbiology

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An antibiotic that increased the activity of ________ would likely result in cell death

A) autolysin B) binary fission C) stationary growth D) ionic bonds in proteins

Biology & Microbiology

Treponema pallidum is extremely sensitive to temperature changes and low moisture, thus it is transmitted

A) by intimate person-to-person contact. B) by fomites. C) by vectors. D) through common sources such as food and water.

Biology & Microbiology

All nerves that lead away from the central nervous system are

a. efferent nerves. b. sensory nerves. c. afferent nerves. d. spinal nerves. e. peripheral nerves.

Biology & Microbiology

Small RNAs that bind to an mRNA and alter its expression are known as (antisense/probes/restriction) RNAs.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology