Term
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Definition
| ackage of nucleic acid wrapped in a protein coat that must use a host cell's machinery to reproduce itself |
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Term
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Definition
| virus that infects bacteria; also called a "phage" |
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Term
| deoxyribonucleic acid (DNA) |
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Definition
| molecule responsible for inheritance; nucleic acid that contains the sugar deoxyribose |
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Term
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Definition
| building block (monomer) of nucleic acid polymers |
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Term
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Definition
| single-ring nitrogenous base |
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Term
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Definition
| double-ring nitrogenous base |
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Term
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Definition
| two strands of nucleotides wound about each other; structure of DNA |
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Term
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Definition
| process of copying DNA molecules |
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Term
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Definition
| enzyme that makes the covalent bonds between the nucleotides of new DNA strands |
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Term
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Definition
| nucleic acid containing the sugar ribose |
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Term
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Definition
| process by which a DNA template is used to produce a single-stranded RNA molecule |
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Term
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Definition
| process by which a sequence of nucleic acids in RNA is used to direct the production of a chain of specific amino acids |
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Term
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Definition
| in RNA, a three-base "word" that codes for one amino acid |
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Term
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Definition
| RNA molecule transcribed from a DNA template |
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Term
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Definition
| transcription enzyme that links RNA nucleotides together |
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Term
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Definition
| internal noncoding region in RNA transcript |
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Term
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Definition
| coding region in RNA transcript |
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Term
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Definition
| process by which the introns are removed from RNA transcripts and the remaining exons are joined together |
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Term
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Definition
| RNA that translates the three-letter codons of mRNA to amino acids |
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Term
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Definition
| in tRNA, a triplet of nitrogenous bases that is complementary to a specific codon in mRNA |
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Term
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Definition
| RNA component of ribosomes |
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Term
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Definition
| any change in the nucleotide sequence of DNA |
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Term
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Definition
| physical or chemical agent that causes mutations |
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