All of the following are adaptations associated with flight that are first seen in Archaeopteryx

EXCEPT



a. feathers.
b. a wishbone.
c. backward facing claws for perching.
d. a toothed beak.


D

Biology & Microbiology

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Cage exclusion studies have demonstrated that polychaetes are a common prey item of:

a. gray whales. b. crabs. c. fish. d. both b and c. e. a and b only.

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The large-scale patterns, trends, and rates of change among groups of species is

a. microevolution. b. macroevolution. c. species variation. d. population shift. e. population drift.

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Viral proteins from which of the following are most likely to bind pRB, increasing the risk for cancer?

A. Epstein-Barr virus B. Herpes simplex virus C. Hepatitis B virus D. Human papillomavirus E. Rous sarcoma virus

Biology & Microbiology

All animals

A) are prokaryotic. B) are heterotrophic. C) have cell walls made of chitin. D) obtain food by absorption.

Biology & Microbiology