Atoms are to molecules as __________.
A. atoms are to tissues
B. tissues are to cells
C. organ systems are to cells
D. tissues are to organs
E. cells are to organ systems
Answer: D. tissues are to organs
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Sea stars eat:a
large fish. b. mostly algae. c. sea weed. d. mostly crustaceans and mollusks. e. debris on the bottom.
Certain proteins of the complex motor that drives bacterial flagella are modified versions of proteins that had previously belonged to plasma membrane pumps. This evidence supports the claim that _____
A) natural selection produces organs that will be needed in future environments B) the motors of bacterial flagella must have originated in other organisms C) natural selection can produce new structures by coupling together parts of other structures D) bacteria that possess flagella must have lost the ability to pump certain chemicals across their plasma membranes
The term ________ includes both the chemical reactions that organisms use to break down substances to release energy, as well as the reactions that use released energy to build new substances
A) anabolism B) biosynthesis C) oxidation-reduction D) metabolism E) catabolism
Bordetella pertussis causes a disease commonly called
A. cat scratch disease. B. epiglottitis. C. otitis media. D. whooping cough. E. pneumonic plague.