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Definition
| A carbon ring structure that contains one or more atoms of nitrogen. |
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Definition
| Two DNA strands twisted together. |
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Definition
| Process in which chromosomal DNA is copied. |
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| Type of protein found in all living things that changes the rate of chemical reactions. |
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Definition
| Is a nitrogenous base and it pairs with Thymine. |
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Definition
| Is a nitrogenous base and it pairs with Cystosine. |
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Definition
| Is a nitrogenous base and it pairs with Adenine. |
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Definition
| Is a nitrogenous base and it pairs with Guanine. |
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Definition
| Subunits of nucleic acid formed from a simple sugar, a phosphate group, and a nitrogenous base. |
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Definition
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Definition
| Weak chemical bond formed by the attraction of positively charged hydrogen atoms to other negatively. charged atoms. |
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Definition
| Cell structures that carry the genetic material that is copied and passed from generation to generation of cells. |
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Definition
| process in which chromosomal DNA is copied before mitosis or meiosis. |
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Definition
| Type of cell division where one body cell produces four gametes. |
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Definition
| Change in a single base pair in DNA. |
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Definition
| Set of three nitrogenous bases that represents an amino acid. |
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Definition
| Process in the cell nucleus where enzymes make an RNA copy of a DNA strand. |
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Definition
| Process of converting information in mRNA into a sequence of amino acids in a protein. |
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Term
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Definition
| Basic building blocks of protein molecules. |
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Definition
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Term
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Definition
| A mutation in which a single base is added to or deleted from DNA. |
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