The chemistry of life on Earth takes place in _____________
a. carbon b. water
c. silicon d. methyl alcohol
b
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In an isotonic contraction of a skeletal muscle,
a. the tension in the muscle increases. b. movement occurs. c. no movement occurs. d. both a and c occur.
Compare and contrast characteristics of amphibians and reptiles. Include morphological structures,
differences in reproduction, respiration, circulation, and their habitats. What will be an ideal response?
An example of assimilation is the
A. synthesis of carbon. B. synthesis of proteins. C. hydrolysis of water. D. hydrolysis of oxygen.
Which statement about taste receptors is NOT true?
A. Taste receptors are found only on the tongue in animals. B. Taste receptors generate nerve impulses in associated sensory nerve fibers. C. Taste receptors recognize sweet, sour, bitter, salty and umami sensations. D. Taste receptors are chemoreceptors. E. Taste receptors are located within taste buds in humans.