X man!
Which one is dominant
W = wings
w = no wings
W = wings
This is the passing of physical characteristics from parents to offspring
How many squares are in a one trait punnett square
4
B = Brown eyes
b = blue eyes
What is the Phenotype for Bb
Bb = Brown eyes
What is the genotype for a baby that has dimples?
D = no dimples
d = dimples
dd
What is the phenotype
Bb
B
What is genetics
the scientific study of heredity
If the mom is TT and the dad is tt, create a punnett square to show what the offspring are
Tt, Tt, Tt, Tt
If G = green hair
and g = orange hair
What are the phenotypes for the offspring of Parents who are GG x gg
All have green hair
If the mom has brown eyes and the dad has brown eyes, can they have babies with blue eyes?
If so, What must mom and dad's genotype be?
B = brown, b = blue
Bb
Which one is recessive
H = horns
h = no horns
h = no horns
hair color, eye color, height...are all examples of
traits
What is another name for punnett squares?
A cross
What is the phenotype for the mom?
Dad is a non taster tt
child is a taster Tt
Mom must be a taster
what is the genotype for mom?
mom - has big feet
dad - has little feet
F = big feet f = little feet
FF or Ff
Which one Is recessive and dominant
Bb
B dominant
b recessive
there are two of these in each gene
alleles
RR, Rr, Rr, rr
the ratio is 1:2:1
Jay Z has brown hair Bb
Jay Z has four children, BB, Bb, Bb, and bb
what are his kids phenotypes?
how many are Beyonce's (BB) and how many are Becky's (bb)
Brown hair, Brown hair, brown hair, blonde hair
BB = Beyonce's
Bb, Bb, and bb are Becky's
What are the genotypes for offspring of parents who have the recessive trait of curly hair
A- non curly
a - curly
aa
blue eyes vs green eyes
eye color
The expression of a physical characteristics or visible traits
phenotype
If mom is Ff and dad is ff, create a punnett square to show the offspring,
What is the phenotype ratio?
2;2
Becky has blue eyes
Beyonce has green eyes
Jay Z has brown eyes BB
what are the phenotypes for Jay Z's 4 kids
All have brown eyes
Determine the possible genotypes for the parents
dad - has hairy arms
mom - does not have hairy arms
one offspring has hairy arms, the other offspring does not
dad - must be Hh
Mom - must be hh