Your abdominal cavity, which contains most of your major organs:a

is a pseudocoelom lined by endoderm.
b. is a pseudocoelom lined by mesoderm.
c. is a coelom lined by endoderm and mesoderm.
d. is a coelom lined by ectoderm.
e. is a coelom lined by mesoderm.


E

Biology & Microbiology

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According to the Shannon Diversity Index, which of the five blocks above, with each containing thirty-six squares, would show the greatest diversity?

A) 1 B) 2 C) 3 D) 4 E) 5

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Less than ______% of all microbial species have been cultured, identified, and studied.

A. 10 B. 2 C. 1 D. 5

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An acoelomate is an animal that

A. has a coelom during early development but later loses it. B. has a pseudocoelom. C. has both a coelom and a pseudocoelom. D. has neither a coelom nor a pseudocoelom. E. has a coelom.

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