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Definition
| molecule responsible for inheritance; nucleic acid that contains the sugar deoxyribose |
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| building block (monomer) of nucleic acid polymers |
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Definition
| single or double ring of carbon and nitrogen atoms with attached functional groups, found in nucleic acids |
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Definition
| single-ring nitrogenous base |
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Definition
| double-ring nitrogenous base |
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Definition
| two strands of nucleotides wound about each other; structure of DNA |
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Definition
| process of copying DNA molecules |
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Definition
| enzyme that makes the covalent bonds between the nucleotides of new DNA strands |
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Definition
| nucleic acid containing the sugar ribose |
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Definition
| process by which a DNA template is used to produce a single-stranded RNA molecule |
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Definition
| in RNA, a three-base "word" that codes for one amino acid |
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Definition
| RNA molecule transcribed from a DNA template |
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Definition
| transcription enzyme that links RNA nucleotides together |
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Definition
| internal noncoding region in RNA transcript |
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Definition
| internal noncoding region in RNA transcript |
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Definition
| coding region in RNA transcript |
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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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Definition
| RNA that translates the three letter codons of amino acids |
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Definition
| in tRNA, triplet of nitrogenous bases is complementary to a specific codon in mRNA |
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Definition
| RNA component of ribosomes |
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Definition
| any change in the nucleotide sequence of DNA |
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Definition
| physical or chemical agent that causes mutations |
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Term
| What are the three building blocks of a nucleotide? |
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Definition
| Sugar, Phosphate, and a Base (Adenine, Thymine, Cytosine, Guanine and Uracil) |
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Term
| Describe the structure of a DNA molecule. |
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Definition
| Double stranded double helix with a sugar phosphate backbone. |
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Term
| How do the rules of base pairing affect the process of DNA replication? |
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Definition
| The complementary sequence to the template. |
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Term
| What is therole of DNA polymerase during replication? |
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Definition
| Forms the bond between the two nucleotides. |
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Term
| Where in the cell is DNA transcribed? Where is it translated? |
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Definition
| It's transcribed in the nucleus and translated in the ribosomes. |
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Term
| Describe the process of RNA splicing. |
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Definition
| When RNA is getting spliced it separates the introns from the exons, the introns stay in the nucleus though. |
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Term
| What are three types of mutations that affect gene? |
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Definition
| Substitution, Insertion and Deletion. |
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Term
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Definition
| Physical or chemical agent that causes a mutation. ?exernal? |
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