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PCS Liv Env
Chapter 11 Vocabulary
Term | Definition |
---|---|
Egg | female sex cell |
Expressed | the way that an unseen gene is seen in an organism as an actual physical trait; gene is shown |
Genetic Recombination | the formation of a new combination of genes during sexual reproduction |
Trait | a characteristic that is passed from parent to offspring through the genes |
Fertilization | the process that combines a sperm cell and egg cell |
Gamete | an egg or sperm; a sex cell |
Meiosis | the process that results in the production of sex cells (sperm and egg); not identical |
Recombination | additional mixing of genetic material from a sperm and egg which results in a unique combination of genes |
Sex Cell | an egg (female) or a sperm (male) |
Sexual Reproduction | reproduction that involves two parents to produce offspring that are genetically different from either parent; offspring different |
Zygote | the cell that results from the joining of the egg and sperm |
Genes | a segment of DNA (on a chromosome) that contains the code for a specific trait |
Mutation | any alteration in the sequence of DNA (Hint: think of Mutant Ninja Turtles - their DNA mutated making them big) |
Replication | to copy |
Subunit | the section of a DNA molecule that contains a sugar, phosphate, and a base |
Template | the pattern for a new molecule |