The appendages in both fishes and tetrapods develop from buds of ____, the middle embryonic tissue layer

a. ectoderm
b. endoderm
c. mesoderm
d. epiderm
e. hypoderm


ANSWER: c

Biology & Microbiology

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Stromatolites are ________

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The variable region of a light chain is indicated by

a. A. b. B. c. C. d. D. e. E.

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Which of the following processes does NOT require ATP?

a. facilitated diffusion b. active transport c. phagocytosis d. endocytosis

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