Module 6

Breed

pertains to a group of animals with common origin and common characteristics

that distinguish them from other groups of animals within the same species.

Variety

- subdivision of a breed

Strain

- family of any variety; usually named after the breeders or the breeding company

Aurochs (Bos primigenius primigenius)

Modern Cattle Descended from:

• Swamp type - for draft (Philippine Native, Thai Buffalo)

• Mediterranean - Dual purpose

• Riverine - milk type (Murrah, Surti, Nili-Ravi, Jafarabadi)

3 types of buffalo

(Capra aegagrus hircus)

Domestic goat _____ is a sub species of goat domesticated from wild goat of Southwest Asia and Easter Europe. Goat is a member of the Bovidae family with a subfamily of

. Red Jungle Fowl (Gallus gallus) - a native of Southeast Asia

· Ceylonese Jungle Fowl ( Gallus lafayetti)

. Gray Jungle Fowl (Gallus sonnerati)

Chicken

Present breeds descended from:

. Sus scrofa - a wild hog of continental Europe from which most domestic swine have

. Sus vittatus - the chief, if not the only species of the East Indian pig that contributed to been derived domestic swine

Swine

Present breeds descended from:

Monohybrid cross

- a cross or mating in which only one pair of constrasting or alternative

traits is being followed or studied:

Phenotype

- physical appearance (tall and dwarf)

Genotype

- genetic makeup

Dominant

- traits expressed even with presence of factors with contrasting traits

Dihybrid cross

- a cross or mating in which two pairs of contrasting or alternating traits are

being followed or studied. Example: coat color and presence or absence of horn in cattle