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Ch. 3

Alleles the different forms of a trait that a gene may have.
Dominant factor that always shows up & covers up another trait
Genetics the study of how traits are inherited
Genotype the genetic makeup or alleles of an organism
Heredity passing of traits from parent to offspring
Heterozygous an organism that has 2 different alleles for a trait (hybrid)
Homozygous an organism with 2 of the SAME alleles for a trait
Hybrid an organism that has 2 different alleles for a trait
Purebred an organism that has the same from a trait from each parent
Phenotype the physical appearance or visible traits
Punnett Square a tool used to predict the number of times certain traits will occur
Recessive factor that is hidden if a dominant trait is present
fertilization joining of sperm & egg
Trait specific characteristics
F1 first generation
Genes factors that control a trait
Probability a number that describes how likely something will occur
Punnett Square a chart that shows all the possible ways alleles can cross in offspring
Incomplete dominance when one allele only partially covers up another allele
Codominance when both alleles are equally dominant
Multiple Alleles genes that have 3 or more alleles for a trait
Created by: hubblep