A high-pitched sound is characterized by
A. a long wavelength and low frequency.
B. a short wavelength and high frequency.
C. a long wavelength and high frequency.
D. a very long wavelength and very low frequency.
E. a short wavelength and low frequency.
Answer: B
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Which of the following is a correct pairing of RecBCD subunit to its activity?
A. RecB ? 5'-3' helicase B. RecD ? nuclease C. RecD ? 3'-5' helicase D. RecB ? chi binding E. RecC ? has a "pin" structure that helps separate strands.
While all are found which type of life cycle is most common among protists?
1.Haploid-dominant cycle; the zygote is the only diploid cell.
2.Diploid dominant cycle; gametes are the only haploid cells.
3.Alternation of generations; multicelled haploid and diploid stages.
The majority of vectors are _____
Fill in the blank(s) with the appropriate word(s).
A reaction to an allergen is a ________ hypersensitivity.
A. type I B. type II C. type III D. type IV E. type V