Term
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Definition
| A genetic locus useful for determining gender. |
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Definition
| The building blocks of proteins. |
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Definition
| Cells from the inner cheek lining. |
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Definition
| A threadlike structure in the cell nucleus, along which the genes are located. |
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Term
| Complementary Base Pairing |
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Definition
| The specific pairing of base A with T and base C with G in double-stranded DNA. |
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Term
| Deoxyribonucleic Acid(DNA) |
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Definition
| The molecules that carry the body's genetic information. |
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Definition
| A technique for separating molecules through their migration on a support medium while under the influence of an electrical potential. |
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Definition
| The outer layer of skin cells. |
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Definition
| The order of bases on all twenty-three pairs of human chromosomes. |
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Definition
| The process of joining two complementary strands of DNA to form a double-stranded molecule. |
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Definition
| Fewer than eighteen DNA-bearing cells. |
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Definition
| Small structures outside the nucleus that supply energy to the cell. |
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Definition
| A technique that simultaneously detects more than one DNA marker in a single analysis. |
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Term
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Definition
| A repeating unit of DNA consisting of one of four bases - adenine, guanine, cytosine, or thymine - attached to a phosphate-sugar group. |
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Term
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Definition
| One-trillionth of a gram, or 0.000000000001 gram. |
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Term
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Definition
| A substance composed of a large number of atoms. These atoms are usually arranged in repeating units, or monomers. |
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Term
| Polymerase Chain Reaction(PCR) |
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Definition
| A technique for replicating or copying a portion of a DNA strand outside a living cell. |
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Term
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Definition
| A short strand of DNA used to target a region of DNA for replication by PCR. |
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Term
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Definition
| Polymers of amino acids that play basic roles in the structures and functions of living things. |
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Term
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Definition
| The synthesis of new DNA from existing DNA. |
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Definition
| Chemical that acts as scissors to cut DNA molecules at specific locations. |
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Term
| Restriction Fragment Length Polymorphisms(RFLPs) |
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Definition
| Different fragment lengths of base pairs that result from cutting a DNA molecule with restriction enzymes. |
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Term
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Definition
| A procedure used to determine the order of the base pairs that constitute DNA. |
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Term
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Definition
| A region of a DNA molecule that contains short segments of three to seven repeating base pairs. |
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Term
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Definition
| An unstained object adjacent to an area on which biological material has been deposited. |
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Term
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Definition
| A region of a chromosome that contains multiple copies of a core DNA sequence that are arranged in a repeating fashion. |
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Term
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Definition
| DNA from skin cells transferred onto the surface of an object by simple contact. |
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Term
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Definition
| Short tandem repeats located on the human Y chromosome. |
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