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Genetics

TermDefinition
heredity the passing of genetics traits from parent to offspring
asexual a process of reproduction (as the dividing of one cell into two cells)
reproduction the process by which living things produce offspring, the act or process of copying something
gene one set of instructions for an inherited trait
DNA deoxyribonucleic acid, a molecule that is present in all living things and that contains the information that determines the traits that a living thing inherits and needs to live
chromosomes in a eukaryotic cell, one of the structures in the nucleus that are made up of DNA and protein, in a prokaryotic cell, the main ring of DNA
dominant trait the trait observed in the first generation when parents that have different traits are bred
recessive trait a trait that is apparent only when two recessive alleles for the same characteristic are inherited
alleles one of the alternative forms of a gene that governs a characteristic such as, such as hair color
genotypes the entire genetic makeup of an organism, also the combination of genes for one or more specific traits
phenotypes an organism's appearance or other detectable characteristic
meiosis a process in cell division during which the number of chromosomes decreases to half the original number by two divisions of the nucleus, which results in the production of sex cells
mitosis in eukaryotic cells, a process of cell division that forms two new nuclei, each of which has the same number of chromosomes
Created by: jacqueline.lair