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Worksheetsdihybrid pea plants
Total questions: 33
Worksheet time: 17mins
parents genotype
TTYy-TTYY
Ttyy-ttYy
Ttyy-TTYy
ttYY-ttYY
TTYy first letter from FOIL method (first from each group)
Ty
TY
TTYy o from foil (outter group)
TY
Ty
TTYy i from foil (inner group)
TY
Ty
TTYy l from foil (last group)
TY
Ty
answer for box 1
ttYy
TTYY
TtYy
TTYy
what is the answer for box 2
ttyy
Ttyy
TtYy
how many out of 16 will have the genotype TTYy
2-16
3-16
4-16
8-16
How many traits are crossed when using a dihybrid cross
1
2
3
4
recessive albino x heterozygous for the albino trait--ALBINISM IS A RECESSIVE CONDITION aa
F
G
H
J
HOW MANY TRAITS ARE BEING CROSSED IN THIS PICTURE
ONE=MONOHYBRID CROSS
TWO=DIHYBRID CROSS
THREE=TRIHYBRID CROSS
FOUR=QUADHYBRID CROSS
MEIOSIS PRODUCES
DIPLOID(DOUBLE) SEX CELLS
HAPLOID(HALF) SEX CELLS
MITOSIS PRODUCES
DIPLOID-DOUBLE- BODY CELLS
HAPLOID-HALF- BODY CELLS
DIPLOID-DOUBLE- SEX CELLS
HAPLOID-HALF- SEX CELLS
___________________IS AN ALTERNATE FORM FOR A GENE THAT CODES FOR A TRAIT.
GEBOTYPE
PHENOTYPE
ALLELE
SEX LINKED TRAIT
PARENTS ARE
HOMOZYGOUS-AA AND HETEROZYGOUS-Aa
HOMOZYGOUS-aa AND HOMOZYGOUS-AA
HETEROZYGOUS Hh AND HETEROZYGOUS Hh
box one
ll
Ll
LL
Box 4
ll
Ll
LL
two heterozygous hairy stem plants have what genotype
HHxHH
Hhxhh
HhxHh
hhxhh
T=hairy stem
t=normal stem
Whats the resulting phenotypic results?
50% hairy-50% normal
75% hairy-25% normal
25% hairy-75% normal
BB-25%, Bb-50%, bb-25%
how many out of 16 will be YyRr
2-16
3-16
4-16
1-16
How many out of 16 will be yyrr
1-16
2-16
3-16
4-16
BbFf parent-What goes in box 1
BF
Bf
bF
bf
BbFf What goes in box 2
BF
Bf
bf
bF
How many are heterozygous for both traits?
9 out of 16
4 out of 16
3 out of 16
1 out of 16
Albino=aa recessive condition - normal is dominant AA,Aa.
cross a normal male thats heterozygous with an albino female. give the resulting genotype
a
b
c
d
How how many will have TTYy out of 16?
9-16
4-16
3-16
1-16
sex linked recessive problem
Normal vision female with a colorblind father have a child with a normal vision male. whats the genotype of the parents?
XCXC and XCY
XCXc and XcY
XcXc and XCY
XCXc and XCY
sex linked recessive problem
Normal vision female with a colorblind father have a child with a normal vision male. whats the chance of a colorblind son?
25%
50%
75%
0%
sex linked recessive problem
Normal vision female with a colorblind father have a child with a normal vision male. whats the chance of a colorblind daughter?
0%
25%
50%
75%
cross two normal feather birds, what is the chance of getting frizzy feathers?
75%
50%
25%
0%
Blood Type cross
Homozygous A crossed with Homozygous B
What blood type could result
A and B
AB
O
A,B,AB, and O
BB BO IBIB IBi= blood type for
A
B
AB
O
BO IS THE SAME blood type AS
IBIB
ii
IBi
IB
