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Vocab for Chapter 6 in science book.


the passing of traits from parents to offspring

dominant trait

a trait in the first generation of parents with different traits; most common

recessive trait

a trait that reappears in the second generation of parents with different traits; less common


a set of instructions for an inherited trait


an alternative form of a gene that governs a characteristic


an organism's appearance


the mathematical chance that something will happen

homologous chromosomes

chromosomes that are exactly the same in genes and structure


a cell that has two haploid sets of chromosomes


a cell, nucleus, or organism with one set of unpaired chromosomes


a process in cell division when the chromosome amount halves by two nuclear divisions which produces gametes


the genetic make-up of a living organism

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