Which of the following types of organisms are based on cellular life?
A. bacteria
B. yeast
C. plants
D. animals
E. All living organisms are based on cells.
Answer: E
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Which adaptation is unique to insects among all protostomes?
A) the ability to move via jointed limbs B) the ability to move by flying C) the ability to consume terrestrial plants D) the ability to parasitize other organisms E) the ability to metamorphose
What type of organisms are considered microbes?
A. Bacteria B. Algae C. Protozoa D. Helminths E. Fungi F. Viruses G. All of the above H. None of the above
Gene duplications
a. have proved to be adaptive in some cases. b. have resulted in many slightly different hemoglobin molecules in primates. c. always have negative consequences. d. can occur via unequal crossovers at prophase I. e. are all of these EXCEPT “always have negative consequences.”
Which is NOT a structure seen in compact bone?
A. cylindrical structural units called osteons (Haversian systems) B. central canals containing blood vessels and nerves C. bony bars and plates with irregular spaces between them D. thin extensions of bone cells within canaliculi E. osteocytes located within lacunae