click below
click below
Normal Size Small Size show me how
Stack #15388
7th grade genetics #15388
Question | Answer |
---|---|
heredity | the passing of traits from parents to offspring |
gene | a factor that controls a trait |
trait | a characteristic that an organism passes on to its offspring. (color of hair, eye color) |
mutation | a change of chromosome |
hybrid | two different alleles for a trait (Aa, Tt, Bb) |
Punnett square | a chart that shows possible gene combinations |
dominant | a trait that shows up on an organism |
recessive | an allele that is covered up when a dominant allele is present. (Aa, Dd, Bb) recessive alleles-lower case letters |
probability | the likelihood that an event will occur |
purebred | 2 of the same alleles for a trait (TT, BB, AA) |