Download Example of selective breeding in cats

A
form of artificial
selection whereby
deliberate breeding
results in desired traits
in plants and animals
Modern Siamese Cat
Classic Siamese cat
Artificial selection in
agriculture is
responsible for many
modern day
vegetables. Cabbage,
broccoli, cauliflower,
Brussels sprouts,
collards and kale are
have all originated
from the same wild
mustard plant.
 Changes
of the DNA
sequence within a gene or
chromosome of an organism
resulting in the creation of a
new character or trait not
found in the parental type



1. Neutral- causes no harm to
the organism
2. Beneficial- helps the
organism
3. Harmful- hurts the organism

Cause no harm to the organism

Ex: spots, stripes, different colored eyes
A common mutation in humans causes red
blood cells to be shaped in a sickle pattern as
shown above on the upper left. This mutation
is known as sickle cell anemia.
Photo credit: http://www.emedicinehealth.com/sickle_cell_crisis/article_em.htm

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Inherited from parents.
Little or no pigmentation in the eyes, skin,
and hair.
True albinos have pink eyes and skin.
Little protection from UV light, predators
(easy to see), blindness
A
process by which a
population becomes better
suited to its habitat; a genetic
variation that provides an
advantage to survive and
reproduce, generally spreads
through the population

Hollow bones in birds make their bodies
lighter and allow them to fly long distances
without carrying a lot of weight.

The gills in fish are
respiratory organs
that extract dissolved
oxygen from water,
and excrete carbon
dioxide.
•The
selective, deliberate change of genes
(genetic material) by man.
•The
technique of removing, modifying or
adding genes to change the information.
-The Mule is the result of breeding a female horse
to a male donkey.
- The mule is superior to the horse in strength,
endurance, intelligence and disease resistance.