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Vocabulary: Genetic
Genetics
Term | Definition |
---|---|
heredity | the passing of traits from parent to offspring |
trait | a characteristic that an organism can pass onto its offspring |
genetics | the study of heredity |
fertilization | the joining of the sperm and egg |
purebred | the offspring of many generations that have the same trait |
genes | the set of information that includes a trait |
alleles | the letters that represent a trait |
dominant allele | a trait that always shows up in an organism when present |
recessive allele | a trait that is masked by the dominant allele |
hybrid | a organism that has two different alleles for a trait |
probability | the chance of happening |
Punnett Square | a chart that shows the possible combinations of a trait |
phenotype | the physical appearance of a trait |
genotype | the genetic make-up of a trait |
homozygous | Purebred, same alleles |
heterozygous | hybrid, different alleles |
codominance | neither of two alleles of gene is dominant or recessive. |
meiosis | the process that occurs in the formation of sex cells |
messenger RNA | |
Transfer RNA | |
mutation | |
multiple alleles | |
sex chromosomes | |
sex-linked genes | |
carrier | |
genetic disorder | |
pedigree | |
karyotype | |
selective breeding | |
inbreeding | |
hybridization | |
clone | |
genetic engineering | |
gene therapy | |
genome | |
Gregor Mendel |