Vocab3/4 Flashcards Preview

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Flashcards in Vocab3/4 Deck (24):
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Deoxyribonucleic acid

DNA (double helix)

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Nucleotide

The building blocks of DNA: guanine, adenine, cytosine, and thymine. Comprised of a sugar (deoxyribose), a phosphate ion, and a nitrogen-rich base

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Nitrogenous bases

Guanine, adenine, cytosine, and thymine

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Deoxyribose

The sugar component in the side chains of DNA.

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Phosphate

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Chromosome

Structure that carries genetic material and information/what happened when our bodies solved the problem of packing so much information into a tightly compacted structure.

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Sister chromatid

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Autosomes

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Sex chromosomes

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Homologues/Homologous pair

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Haploid

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Diploid

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Allele

A nonfunctioning gene variant

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Gene

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Semiconservative replication

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Helicase

Unwinds DNA

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DNA polymerase

Adds complementary base to strand

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DNA repair enzymes

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RNA polymerase

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Genetic code

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Codon

Amino acid- in three-letter sequences encoded by DNA

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Protein

A string of amino acids that have been encoded by a string of DNA bases

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Anticodon

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Ribosome

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