Which of the following terms is used to describe a synthetic DNA fragment?
A) DNA cassette
B) DNA hybrid
C) recombinant DNA
D) artificial chromosome
Answer: A
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Which one of the following statements about restriction fragment length polymorphisms (RFLPs) is correct?
A. RFLPs are the product of cleavage by restriction enzymes. B. RFLPs are variations in restriction sites that result in DNA being cleaved into different -sized pieces. C. RFLPs are numerous in the human population. D. RFLPs can serve as a genetic fingerprint in forensic analyses. E. All of the answer options are correct.
Bacteria are notorious for adapting and changing very rapidly. So rapidly, in fact, that they rarely exist in pure culture conditions except in a laboratory. In a single bacterial community there can be dozens of species. Which field of genomics would be most useful for studying conditions such as these?
a. pharmacogenomics b. epigenomics c. metagenomics d. genomic medicine
Chaparral has a climate most similar to ________.
a. tropical dry forest b. tundra c. boreal forest d. savanna e. temperate rainforest
A cell is often called the _____ of life.
Fill in the blank(s) with the appropriate word(s).