The entire set of chemical reactions that sustain life is called ______________
A. metabolism
B. catabolism
C. anabolism
D. hydrolysis
E. plasmolysis
Answer Key: A
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The ocean, much like the atmosphere, can serve as a sink for man-made CO2. In fact, both Earth's atmosphere and the ocean store roughly equal amounts of mad-made CO2
A. true B. false
Acromegaly is the result of excessive secretion of ____ by adults
a. mineralocorticoid b. glucocorticoid c. thyroxine d. testosterone e. growth hormone
Viral classification has changed over the years and while they are given genus names, the use of species names has not been widely accepted. This is because
A. viruses change over time making species characteristics difficult to stabilize. B. viruses are not organisms. C. viruses that could be classified into a single species may have many, but not all, properties in common. D. All of the above are arguments against using species designations for viruses.
Which of the following is NOT a reasonable fear of genetically modified foods?
a) Organisms that we want to kill may become invincible. b) Eating genetically modified foods could be dangerous. c) The loss of genetic diversity among crop plants is risky. d) Organisms that we don't want to kill, like the monarch butterfly, may be killed inadvertently. e) All of the above are reasonable fears of genetically modified foods.