| A | B |
| genes | the genetic instructions that determine which traits are passed to the offspring |
| heredity | the passing of genetic information from one generation to the next |
| DNA | the single unit of heredity |
| chromosomes | DNA is put together to form these |
| asexual | reproduction that involves only one parent |
| sexual | reproduction that involves two parents |
| sperm | the male sex cells |
| eggs | the female sex cells |
| genetic recombination | the unique combination of two parent's DNA |
| double helix | the unique shape of a DNA molecule |
| A | always bonds with T |
| C | always bonds with G |
| DNA replication | when DNA makes a copy of itself |
| proteins | chains of amino acids |
| RNA | carries genetic code to cytoplasm |
| ribosome | carries out protein synthesis |
| mutation | any alteration to the DNA molecule |
| gene expression | how certain traits are revealed |
| himalayan rabbit | grows black fur when cold, white fur when warm |
| genetic engineering | using technology to alter DNA |
| selective breeding | choosing which individuals to mate based on desireable traits |