The organism in the above photograph has which of

the following structural systems?
a. cartilaginous
b. bone
c. hydrostatic
d. chitinous
e. none of these


Answer: c

Biology & Microbiology

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Using the life table above, calculate the net reproductive rate (R0) for this population

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Organisms consist mostly of four elements. They are carbon, hydrogen, oxygen, and

a. iron. b. chlorine. c. silicon. d. nitrogen. e. phosphorous.

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Which of the following statements regarding Chlamydia is TRUE?

A. Reorganization into reticular bodies activities energy production B. The elementary body replicates in the nucleus of the infected cell C. The Chlamydial inclusion body contains only reticular bodies D. The outer membrane of the elementary body is a barrier to harsh conditions E. The reticular body is transmitted between cells

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Which respiratory structure is used to produce sound?

A. glottis B. larynx C. nose D. esophagus E. pharynx

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