An organism's fitness is measured by
A. the number of offspring it has.
B. the size of the population of which it is a member.
C. how long it lives compared to others in its species.
D. All of these answers are true.
A. the number of offspring it has.
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Nephrons are found in
a. annelids. b. mammals. c. flatworms. d. insects. e. adult mollusks.
The science dealing with classification is called ________.
A. nomenclature B. taxonomy C. identification D. systematics
Worldwide human population growth has been exponential since the Industrial Revolution.
Answer the following statement true (T) or false (F)
Which of the following statements about DNA is FALSE?
A. A eukaryotic genome is made up of many DNA molecules. B. A strand of DNA is made up of many nucleotides. C. One chromosome is made up of many DNA molecules. D. A DNA double helix contains both covalent bonds and hydrogen bonds. E. All of these are TRUE.