Energy is important to life forms because
A) all life forms require a continuous supply of energy.
B) energy is required to do work.
C) energy is required to make specific alterations in the cell.
D) all life forms require a continuous supply of energy and energy is required to do work.
E) all life forms require a continuous supply of energy, energy is required to do work, and energy is required to make specific alterations in the cell.
Answer: E
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Which of the following statements about emerging viruses is false?
A. Emerging viruses are able to "jump" from one species to another. B. Hantavirus, which causes a hemorrhagic-type fever, originates in deer mice. C. Ebola is an emerging virus of unknown origins that can have a mortality rate in excess of 50%. D. The emerging virus SARS is a coronavirus. E. The stable genome of the SARS virus makes it an unlikely candidate for vaccine development.
Which of the following cellular organelles is responsible for providing ATP energy for the cell?
A. ribosomes B. centrioles C. Golgi apparatus D. mitochondria
The pH of the stomach is extremely acidic (~ pH 2). If you ate a Yummie cake, what do you think would happen to the protein that you ingested as it passes through the stomach?
A) The protein would become denatured due to the acidic environment. B) The protein would form longer proteins via dehydration reactions. C) The protein would speed up digestion because it is an enzyme. D) The protein would get broken down via dehydration reactions.
____ would not be found in sharks
Fill in the blank(s) with the appropriate word(s).