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Heredity/Genetics

7.14AC Heredity/Genetics

TermDefinition
HEREDITY Transfer of genetic information from parent to offspring.
DEOXYRIBONUCLEIC ACID (DNA) Contains information that forms the hereditary material of all cells.
CHROMOSOME Single, highly organized and structured piece of DNA.
GENES Basic physical and functional unit of heredity made up of DNA.
GENOTYPE Exact genetic information carried by a single individual.
PHENOTYPE Physical appearance of an organism.
DOMINANT Allele that is always expressed.
RECESSIVE Allele that is only expressed if there is no different allele present.
TRAIT Characteristic of an organism; can be genetic or acquired.
ALLELE Different versions of a gene.
HOMOZYGOUS Having two identical alleles for a particular trait.
HETEROZYGOUS Having 2 different alleles for a particular trait.
NUCLEUS Membrane-bound structure in eukaryotic cells that contains the DNA.
GENETICS The scientific study of heredity.
Created by: trauberk
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