Glossary 3.2
The glossary provides definitions and explanations of key terms and concepts essential to understand the topic in the lesson. Be sure to familiarize yourself with each term before attempting the lesson glossary quiz.
Browse the glossary using this index
Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL
B |
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Bacteriophagea virus that infects bacteria | |
C |
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Complementary Base Pairingthe chemical tendency of adenine to form hydrogen bonds with thymine, and cytosine to form hydrogen bonds with guanine | |
G |
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Genomethe complete set of an organism's hereditary information | |
H |
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Histonea special protein molecule that is the core around which the DNA strand wraps | |
P |
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Plasmida small circular section of DNA found in the cytosol of bacteria; replicates independently of the chromosomal DNA | |
Purinea class of nitrongenous bases with a double-ring structure; adenine and guanine are purines | |
Pyrimidinea class of nitrogenous bases with a single-ring structure; thymine and cytosine are pyrimidines | |
T |
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Transformationa change in a genotype or phenotype caused by the direct uptake of genetic material by a cell | |