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17 Cards in this Set
- Front
- Back
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How much DNA does a single cell in your body hold?
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2m
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What shape does DNA take in a cell that lacks a nucleus?
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A loose strip
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What are the structures that strands of DNA are bundled into in a cell nucleus called?
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Chromosome
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A string of nucleotides that give the cell the information about a certain trait is know as---
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gene
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How many chromosomes does a human cell have before division?
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46
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When a cell is ready to divide, how many chromatids make up a chromosome?
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2
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What is the code that is read like a book?
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DNA CODE
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The alphabet of the code is made of ----
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The 4 bases
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Groups of 3 bases are the codes for specific----
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Amino Acids
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A long string of amino acids forms a(n)--
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protein
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Instructions for making each protein are given by each-
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gene
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List 2 examples of things proteins help determine about you.
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How tall you will be and if your hair will be curly or straight.
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Several forms of RNA or ______ help change the DNA CODE into proteins.
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Ribonucleic Acids
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The factory that assembles that protein is known as...
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Ribosome
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A mirror-like copy of DNA called _________ moves from the nucleus to the ribosome.
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Messenger RNA
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Another form of RNA called ________ matches amino acids with the bases on the messenger RNA.
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Transfer RNA
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Changes in the number, type, or order of bases on a piece on a piece of DNA are known as...
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mutations
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