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Multistage area sampling uses cluster sampling in combination with other random sampling procedures.
Restriction Enzymes
Proteins used in molecular biology that cut DNA at specific sequences, facilitating genetic manipulation and analysis.
Recombinant DNA
DNA molecules formed by laboratory methods of genetic recombination (such as molecular cloning) to bring together genetic material from multiple sources.
Species-Specific DNA
Sequences of DNA that are characteristic of and vary between different species, used for identification and study of genetic diversity.
Transgenic DNA
DNA that has been genetically engineered, incorporating genes from other species, often used to give organisms new traits.
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