Bio Lab Final
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traits that physically express a gene
different versions of a trait
the combination of alleles that a person has.
the presence of a dominant gene and is only expressed if both alleles are the recessive form of the gene
the endonuclease that causes breakage of the sugar phosphate bond between certain specific nucleotide bases (recognition sites)
causes DNA molecules to become fractured into two pieces
method used to separate DNA fragmentents of different sizes
- poured into the wells. makes contact with electrodes.
- ions in buffer solution conduct electricity
dissolved in a dense sugar solution. it sinks to the bottom of the well with the DNA
contained in loading dye. moves the dye slightly ahead of all but the smallest DNA fragments
enzyme linked immunosorbent assay- uses antibodies to detect the presence of a disease agent in the blood or other body fluid
protiens that reconize antigen and bind tightly to it
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