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Genetics vocab

TermDefinition
Heredity Passing of traits from parent to offspring
Allele A different form a gene may have for a trait
Genetics The science of how traits are inherited through allels passed from one generation to another
Dominant The form of a trait that appears to dominate or mask another form of the same trait
Recessive The form of a trait that seems to disappear when a dominant trait is present
Punnett square A tool that shows how genes can combine; used to predict the probability of types of offspring
Genotype The genetic makeup of an organism for a trait
Homozygous An organism that has two identical allels for a trait
Phenotype A physical trait that shows as a result of an organism's particular genotype
Sex-linked gene An allele inherited on a chromosome
Pedigree A diagram that shows the occurrence of a trait in a family
Genetic engineering Biological and chemical methods to change a cell's DNA sequence to produce desirable traits or eliminate undesirable traits
Genome A map of the location of individual genes on every chromosome of an individual
Heterozygous An organism that has two different allels for a trait
Created by: seis6513
 

 



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