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heredity
| Question | Answer |
|---|---|
| heredity | the passing of physical characteristics from parents offspring |
| trait | a characteristic |
| genetics | the scientific study of heredity |
| fertilization | how a new organism is made |
| purebred | offspring of many generations that have the same traits |
| gene | factors that control the traits |
| alleles | different forms of a gene |
| dominant allele | one that always shows up when it is present |
| recessive allele | one that is always hidden |
| hybrid | when you get both alleles |
| probability | % of a chance |
| punnit square | a chart that shows all the combos of alleles that can result from a genetic cross |
| phenotype | physical appearance |
| genotype | genetic makeup |
| homozygous | organism that has the same alleles |
| heterozygous | organism that has different alleles |
| codominance | both alleles are showing |
| meiosis | chromosomes are split in half to make two |
| messenger RNA | copies the coded message from the nucleus and carries it to the ribosomes |
| transfer RNA | carries amino acids to the ribosome and adds them to the growing protiens |
| mutation | any change in a gene |