__________ is the only disease to have been eradicated from causing natural infections. Fill in the blank(s) with the appropriate word(s)
ANSWER: Smallpox
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Researchers choose a sequence-based evolutionary tree based on which possible tree
A) requires the fewest mutations. B) compares two distant species. C) ignores incomplete datasets in the evaluation. D) is based on molecular clocks and not fossil evidence.
PCR has revolutionized the criminal justice system through DNA fingerprinting
For a given fragment of DNA, showing that a suspect's fingerprint differs from that found at a crime scene immediately excludes him or her from suspicion, yet finding a match does not mean that guilt can be automatically concluded. Why?
Why is source reduction such an important part of waste management?
A. It avoids the costs associated with recycling or disposal. B. It helps conserve resources. C. It minimizes pollution. D. It saves consumers money. E. All of the above are correct.
A dominant allele does not express itself in every person that contains it; occasionally parents without the characteristic have children that show the characteristic. This statement represents a feature known as
A. fitness. B. expressivity. C. recessiveness. D. penetrance.