Fossils and DNA evidence indicate that birds are members of a clade in which group?

A. mammals
B. reptiles
C. amphibians
D. fishes
E. They are in their own group.


Answer: B. reptiles

Biology & Microbiology

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A) promoting. B) phagocytosis. C) licensing. D) neutralization.

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Chloroplasts are the site of ____

a. DNA synthesis b. cellular digestion c. protein synthesis d. photosynthesis e. lipid synthesis

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When comparing the outside and inside halves of a cell membrane's phospholipid bilayer, the

composition of lipids on the two surfaces is ____.

a. asymmetrical b. identical c. not identical, but symmetrical d. highly random and varies throughout the cell e. a mirror image

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The ____ spend most of their lives as individual haploid organisms

a. cellular slime molds b. plasmodial slime molds c. amoebas d. multi-celled protists e. single-celled protists

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