Most of the exchange surfaces of multicellular animals are lined with
A) connective tissue.
B) smooth muscle cells.
C) neural tissue.
D) epithelial tissue.
E) adipose tissue.
Answer: D
Most of the exchange surfaces of multicellular animals are lined with
A) connective tissue.
B) smooth muscle cells.
C) neural tissue.
D) epithelial tissue.
E) adipose tissue.
Answer: D
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