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Mendels Work 4.1
Term | Definition |
---|---|
heredity | passing of physical characteristics from parents to offspring |
trait | different form of a characteristic |
genetics | the study of heredity |
purebred | is the offspring of many generations that have the same trait |
alleles | different forms of a gene |
dominant | trait that always shows up in the organism when present |
recessive | trait that is hidden whenever the dominant allele is present |
gene | factors that control a trait |
hybrid | organism that has two different alleles for a trait |
Gregor Mendel | Father of Genetics |
probablity | how likely it is that an event will occur |
punnett square | a chart that shows all the possible combinations of alleles that can result from a genetic cross |
genotype | genetic makeup or allele combinations |
phenotype | physical appearance or visible traits |
codominance | both alleles are expressed in the offspring, the alleles are neither dominant nor recessive |