What are restriction enzymes and how can they be used to analyze the presence of different alleles?
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Ответ:
What are restriction enzymes?
Restriction enzymes are a protein made by bacteria that cleaves DNA at specific sites among-st the molecule.
how can they be used to analyze the presence of different alleles?
Restriction enzymes are used to cut DNA into smaller fragments. The cuts are 99% always made in a specific nucleotide sequences. Different restriction enzymes recognize and cut into many different DNA sequences.
Ответ:
optical microscope uses visible light and a lense to generate magnification
scanning electron microscope prodces image of a sample scanning with a focused beam of electron
transmission electron microscope in which beam of light of electrins is transmitted through a specimen to form an image