In a close relationship, a change in one partner that results from a change in the other partner is termed ________.
A. antibiosis
B. synergism
C. coevolution
D. mutualism
E. symbiosis
Answer: C
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True or False: In order to attract the opposite sex, sensory hairs in the silkworm moth, Bombyx, allow ion channel receptors to open, and ultimately electrical signals are conducted as action potentials following a response to airborne chemicals
A. true B. false
Engelmann was unaware of which of the following
facts? a. Algae are capable of photosynthesis. b. Some bacteria are aerobic. c. Visible light is made up of various wavelengths. d. Oxygen is released in photosynthesis. e. Pigments are involved in photosynthesis.
Penicillin is a drug that acts by:
a. irreversibly inhibiting transpeptidase. b. reversibly inhibiting transpeptidase. c. competitively inhibiting transpeptidase. d. noncompetitively inhibiting transpeptidase. e. denaturing transpeptidase
Plants as well as brown, green, and red algae show a basic life cycle that involves the alternation of generations between a(n)
A. spore and pollen. B. egg and a sperm. C. seed and a cone. D. megaspore and a microspore. E. sporophyte and a gametophyte.