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Cat breed
* Most cat breeds allow several different colors or color patterns under their breed standards.
* Some cat breeds have expectancy

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Different breed
* Many different breeds exist throughout the world because of the different interests of dog breeders.
* Most different breeds have characteristics.
* Most different breeds have different characteristics
  - genetic characteristics
* Some different breeds have different size
  - life expectancy
  - lifespans
* do different types of races.
  - food needs
  - differing personalities
  - higher incidences of particular defects
  - their own characteristics and temperament
* react differently to dogs.
+ Equestrianism, Racing: Horse riding
  * Racing' tests the speed of a horse. Different breeds do different types of races. The most popular type in the U.S. is Thoroughbred racing, where only horses of this breed can participate in galloping around a track. Most horses that are used for racing are ridden by professional riders called jockeys. Usually the people that own or train the horse do not ride it in the races.

Dog breed
* All dog breeds are different and can react to different diets in a variety of way
  - susceptible to certain illness and health conditions
* Most dog breeds are named after the place that they originated or the person who created the breed.
* Most dog breeds have behavioral characteristics
  - require care
* Some dog breeds are more prone to one or the other
  - particularly dangerous
  - have lifespans
  - retain rounded, floppy ears throughout life

Giant breed
* Most giant breeds reach weight.
* Some giant breeds have lower activity level than many smaller breeds
  - years
* tend to be short-lived.

Large breed
* Some large breeds enter puberty later.
* have slightly shorter life spans than small breeds.
* show evidence.

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Mixed breed
* are a kaleidoscope of their special combination, history, and environment
  - also more temperamentally sound than purebreds
* are often the happiest and healthiest dogs
  - smartest, sweetest and have the best temperaments of all dogs
* bearing a strong resemblance to purebred cats are fairly common.
* can be as beautiful, intelligent., loving, and as companionable as purebreds.
* make excellent pets, no better or worse than purebreds
  - just as good pets as purebreds
* tend to have the characteristics of their component breeds.

Pony breed
* are more likely to become recumbent.
* make up some of the oldest domesticated horse breeds in the world.

Selective breed
* Some selective breeds produce sheep.
* result in production
  - variation

Several breed
* are prone to congenital hip problems.
* comprise what is commonly called a pit bull.

Small breed
* Most small breeds are full-sized at six or eight months.
* Most small breeds reach adult body weight
* are very fragile, and can get sick quite easily, especially if they stop eating.
* seem to have more problems with their teeth than large breed dogs.
* tend to cycle more regularly than the larger breeds.
* tend to mature faster than large breeds
  - more quickly and live longer

Cell type
* Most cell types contain microtubules.
* Most cell types perform certain tasks
  - tolerate exposure to the sheath fluid preservative and thrive after sorting
* Some cell types can occur in chains or clumps
  - carry both co-receptors
  - tend to clump during the propidium iodide staining procedure
  - use vectors
* can vary among species and within a single individual.
* differ in their patterns of spread and in their treatment characteristics.