In what type of environment would you be most likely to find anaerobes?
A) high temperature B) high salt content C) high acidity D) no oxygen
Answer: D
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The transduction of sound waves into action potentials takes place _____
A) within the tectorial membrane as it is stimulated by the hair cells B) when hair cells are bent against the tectorial membrane, causing them to depolarize and release neurotransmitter that stimulates sensory neurons C) as the basilar membrane becomes more permeable to sodium ions and depolarizes, initiating an action potential in a sensory neuron D) as the basilar membrane vibrates at different frequencies in response to the varying volume of sounds E) within the middle ear as the vibrations are amplified by the malleus, incus, and stapes
One or more neural effect(s) of MDMA include(s)
a. temporary psychosis. b. panic attacks. c. depletion of natural serotonin reserves. d. memory loss. e. all of these.
What is a fungal chemical that shows promise as an anticancer agent because of its ability to inhibit the formation of
new blood vessels? a. Penicillin b. Fumigallin c. Aflatoxin d. Psilocybin e. Ergot compounds
Which of the following best describes the functions of the spinal cord?
a. reflex actions and communication between the brain and the body b. releasing hormones c. intelligence and memory d. speech, taste, smell, vision, and hearing e. controlling muscle activity and maintaining balance