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7 Cards in this Set
- Front
- Back
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Genetics
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Inheritance of traits. DNA molecule called called double helix
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DNA consists of...
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repeating parts called nucleotides. (nucleotides are like steps in a ladder)
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one nucleotide is made of...
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1 phosphate
1 5-carbon sugar 1 nitrogen base |
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Nitrogen bases are?
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Guanine (double ringed)
Adenine (double ringed Cytosin ( single ring) Thymine(single ringed) They bond single to double Adenine to Thymine (At) Cytosine to guanine |
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DNA
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only thing on earth that can copy itself
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New celss must have a copy
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Step 1 H bonds break between the 2 halves
2. old bases are replaced with an exact match. |
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Semi conservative replication
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Half old half new
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