| A | B |
| Pascal | scientist and mathematician whose research helps solve complex equations |
| Chance | likelihood that something will happen |
| Binomial | equation with 2 variables and a + or - sign |
| pedigree | line of ancestors (family tree) |
| genealogy | study on one's family tree |
| deviation | what is seen minus what is expected |
| factorial | product of a number and every whole number before it |
| gametes | sex cells (eggs and sperm) |
| ancestor | direct family member older than grandparent |
| nitrogenous base | part of nucleotide (including A,C,T,G, & U) |
| nucleotide | building block of nucleic acids (include phosphate, sugar, & Nitrogen base) |
| mutagen | any outside factor that can change DNA |
| ion | any molecule with a charge |