Chemical energy:
A) is a form of potential energy stored in bonds between molecules.
B) contains less energy than kinetic energy.
C) is kinetic energy that has not been converted to heat.
D) is best described as "the energy of motion."
E) is stored energy that is unavailable to do work.
A) is a form of potential energy stored in bonds between molecules.
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True or false. A benefit of starch being the storage molecule in plants is that starch is easy for plants to move throughout the plant body
A. true B. false
Breathing into a paper bag is frequently presented as a remedy for emotional distress in popular culture. Assuming the paper bag chosen is impermeable to atmospheric gases, which of the following is the most likely outcome?
a. The respiratory quotient will increase. b. The partial pressure of oxygen in the lungs will increase. c. The partial pressure of oxygen in the lungs will decrease. d. The respiratory quotient will decrease.
Sessile organisms are not animals. True or false?
a. True. An organism must move to be classified as an animal. b. True. Sessile organisms are generally organisms without appendages and, therefore, are not true animals. c. False. Sessile organisms may not move as adults, but they may exhibit movement as larvae. d. False. There is no requirement for movement in defining an organism as an animal. e. Neither true nor false. Organisms are not sessile; individual cells are.
Which of the following possibilities is the best indicator of an organism's evolutionary fitness?
A) the number of gametes it produces during the years when it is likely to be reproducing B) the number of offspring it produces over its lifetime that survive to breed. C) the number of offspring it produces over its lifetime D) the number of eggs it produces over its lifetime