Which of the following is not an element taken in primarily by the roots of the plant?
A. nitrogen
B. magnesium
C. carbon
D. phosphorus
E. zinc
Answer: C. carbon
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The two daughter cells that are formed as a result of binary fission
A. each have about half the number of plasmids as the mother cell. B. are members of the same colony. C. have genetically identical chromosomes. D. Two of the answers are correct. They are members of the same colony and have genetically identical chromosomes. E. All of these statements are correct.
Which of the following statements concerning the relationship of energy expenditure to body size in animals is TRUE?
A. Large endotherms have higher mass-specific metabolic rates (O2/g tissue/hour) than small endotherms. B. Large ectotherms have lower mass-specific metabolic rates than small ectotherms. C. There is an inverse (i.e., negative) relationship between the TOTAL energy used by an animal and its body size. D. Only endotherms show an inverse relationship between specific metabolic rate and body size. E. Only ectotherms show an inverse relationship between specific metabolic rate and body size.
The eyes of many deep-sea fishes are tubular
Indicate whether the statement is true or false
Which of the following is a by-product of both Swiss cheese and beer production?
A. acetic acid B. carbon dioxide C. ethanol D. lactic acid E. pyruvic acid