| A | B |
| yogurt | semisolid fermented milk product |
| balanced ration | feed formula that contains all necessary nutrients |
| silage | corn, grain sorghum, or other forage that is chopped while the plant is green |
| linear evaluation | method of evaluating the degree of a trait in an animal |
| heifer | female that hasn't had a calf |
| embryo transplant | removing embryo from superior dam to be placed in another dam as a suragot mother |
| colostum | milk from a mother who has just given birth to young |
| antibody | substance produced to fight foreign bacteria in an animals body |
| alveoli | small clusters in the udder of a cow that produce milk |
| prolactin | hormone which causes the alveoli to produce milk near birth |
| lumen | hollow cavity in an orgin |
| lobule | cluster of alveoli |
| tertiary ducts | part of the duct system that carries milk from the alveoli |
| gland cistern | where the milk is stored in the cow |
| sphincter muscle | a ring shaped muscle that closes an orifice |