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Heredity The passing of traits from parents to offspring
Trait A characteristic that an organism that can pass on to its offspring through its genes
Genetics The scientific study of heredity
Fertilization The joining of a sperm and an egg
Purebred The offspring of many generations that have the same traits
Gene The set of information that controls a trait; a segment of DNA on a chromosome that codes for a specific trait
Alleles The different forms of a gene
Dominant Alleles An allele whose trait always show up in the organism when the allele is present
Recessive Alleles An allele that is masked when a dominant allele is present
Hybrid An organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait
Probability A number that describes how likely it is that an event will occur
Punnet Square A chart that shows all the possible combinations of alleles that can result from a genetic cross
Phenotype An organism's physical appearance, or visible traits
Genotype An organism's genetic make up, or allele combinations
Homozygous Having 2 identical alleles for a trait
Heterozygous Having 2 different alleles for a trait
Codominance A condition in which neither of 2 alleles of a gene is dominant or recessive
Messanger RNA
Transfer RNA
Multiple alleles
Sex Chromosomes
Sex-linked Gene
Genetic Disorder
Selective Breeding
Genetic Engenering
Gene Therapy
Created by: Stu.t.harrison2