Transcript Inherited Traits PPT - Sope Creek Elementary

INHERITED TRAITS
VS.
LEARNED BEHAVIORS
What’s the difference?
INHERITED TRAITS
Dad gives baby 23
chromosomes
Mom gives baby
23 chromosomes
46 chromosomes
(23 pairs)
INHERITED TRAITS
Have you ever been told you look like your mom
or dad?
What makes you look like them?
INHERITED TRAITS
What traits are inherited?
Eye Color
Hair Color
Straight
or
Curly Hair
Needing Glasses
Height
INHERITED TRAITS
Earlobes
Tongue Rolling
INHERITED TRAITS
Hair Line
Allergies
Hand Clasping
Dimples
Hitchhikers Thumb Left or Right
Handed
INHERITED TRAITS
Dad Bird
Being red is a
DOMINANT trait
AA
INHERITED TRAITS
Mom Bird
Being blue is a
RECESSIVE trait
aa
INHERITED TRAITS
Mom and Dad Bird decide to have a
baby…will their baby be blue or red?
PUNNETT SQUARE
Aa
a
SO…IS THE BABY BIRD RED OR BLUE?
The
DOMINANT
trait always
WINS
Aa
Aa
Aa
Aa
a
PUNNETT SQUARE
There is a 4 out of 4 (100%) chance that the
baby bird will be red
PUNNETT SQUARE
Mom Dog
Dad Dog
Having spots is a
DOMINANT trait
NOT having spots is a
RECESSIVE trait
Aa
aa
PUNNETT SQUARE
aa
a
WILL THEIR PUPPY HAVE SPOTS OR NOT?
50%
chance the
puppy will
have spots
Having spots
is a
DOMINANT
trait
aa
a
50% chance
the puppy
will NOT
have spots
NOT having
spots is a
RECESSIVE
trait
PUNNETT SQUARE
Dad
Mom
Having brown eyes is
a DOMINANT trait
Having blue eyes is a
RECESSIVE trait
AA
aa
PUNNETT SQUARE
Aa
a
WILL THEIR BABY HAVE
BLUE OR BROWN EYES?
Aa
100% chance
the baby will
have brown
eyes
a
PUNNETT SQUARE
Having blonde hair is a
RECESSIVE trait
aa
Dad
Mom
Having brown hair is a
DOMINANT trait
Having brown hair is a
DOMINANT trait
Aa
Aa
PUNNETT SQUARE
AA
Aa
aa
WILL THEIR BABY HAVE BROWN OR
BLONDE HAIR?
AA
75% chance the
baby will have
brown hair
25% chance the
baby will have
blonde hair
Aa
aa
LEARNED BEHAVIORS
Behaviors that are taught through
experiences or watching others
You have to
behavior
LEARN how to do the
LEARNED BEHAVIORS
Playing Soccer
Reading
Talking
Tying your shoe
LEARNED BEHAVIORS
What other learned traits can you think of?