Study of how traits are passed from parents to offspring.

Passing of traits from parents to offspring.

Offspring of two plants or animals with different forms of the same trait.

Genetic factor that is blocked by the presence of a dominant factor.

Different form of a gene.

Occurs when both alleles can be observed in the offspring's phenotype.

To reach a logically necessary end by reasoning.

Section on a chromosome that has genetic information for one trait.

Two alleles that control the phenotype of a trait.

Having two different alleles of a gene.

Having the same two alleles of a gene.

Occurs when the offspring's phenotype is a blend of the parents' phenotypes.

How a trait appears or is expressed.

Occurs when multiple genes determine the phenotype of a trait.

Model used to predict possible genotypes and phenotypes of offspring.

Organism's genetic material.

Change in the nucleotide sequence of a gene.

Molecule made of a nitrogen base, a sugar, and a phosphate group that forms the basic structural unit of DNA.

Process of copying a DNA molecule to make another DNA molecule.

Ribonucleic acid that carries the code for making proteins.