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Chapter 11 Vocabulary

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Term
Definition
Egg   female sex cell  
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Expressed   the way that an unseen gene is seen in an organism as an actual physical trait; gene is shown  
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Genetic Recombination   the formation of a new combination of genes during sexual reproduction  
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Trait   a characteristic that is passed from parent to offspring through the genes  
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Fertilization   the process that combines a sperm cell and egg cell  
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Gamete   an egg or sperm; a sex cell  
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Meiosis   the process that results in the production of sex cells (sperm and egg); not identical  
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Recombination   additional mixing of genetic material from a sperm and egg which results in a unique combination of genes  
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Sex Cell   an egg (female) or a sperm (male)  
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Sexual Reproduction   reproduction that involves two parents to produce offspring that are genetically different from either parent; offspring different  
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Zygote   the cell that results from the joining of the egg and sperm  
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Genes   a segment of DNA (on a chromosome) that contains the code for a specific trait  
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Mutation   any alteration in the sequence of DNA (Hint: think of Mutant Ninja Turtles - their DNA mutated making them big)  
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Replication   to copy  
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Subunit   the section of a DNA molecule that contains a sugar, phosphate, and a base  
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Template   the pattern for a new molecule  
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