NEW
Font size
WorksheetsPedigrees and Complex Inheritance
Total questions: 20
Worksheet time: 17mins
Which genotype do females have?
XX
XY
AA
Aa
If hemophilia is an X-linked recessive disorder, what genotype would a carrier female have?
XH XH
XH Xh
Xh Xh
If hemophilia is an X-linked recessive disorder, what genotype would a normal male have?
XH XH
XH Y
Xh Xh
Xh Y
If hemophilia is an X-linked recessive disorder, what genotype would a female with hemophilia have?
XH XH
XH Xh
Xh Xh
Xh Y
If B symbolizes black fur and b symbolizes white fur, then what would the genotypes look like if parent 1 is homozygous recessive and parent 2 is heterozygous?
(parent 1 x parent 2)
hh X Hh
hh X HH
Hh X Hh
Black and white fur
For the first trait, G = green hair and g = pink hair. For the second trait, Y = yellow eyes and y = white eyes.
After a dihybrid cross you find that 100% of the offspring have the genotype Ggyy.
What is their phenotype?
Green hair and white eyes
Pink hair and white eyes
Green hair and yellow eyes
Pink hair and yellow eyes
If a red flower mixed with a white flower to create a pink flower we would call this...
Complete Dominance
Codominance
Incomplete Dominance
Multiple Alleles
The AB blood type has both the A proteins from one allele and the B proteins from another. They do not blend. We call this...
Incomplete Dominance
Codominance
Complete Dominance
Recessive Dominance
What type of inheritance pattern is shown here?
Codominance
Incomplete dominance
What does this Punnett square and the probabilities of the ofspring represent?
incomplete dominance
codominance
Some flowers are controlled by codominance. Red flowers (FRFR), blue flowers (FBFB) and Speckled flowers (FRFB).
Cross a red flower with a speckled flower. What is the phenotypic ratio?
50% red, 50% speckled
25% red, 25% blue
100% blue
A red flowered plant (RR) is crossed with a white flowered plant (WW). The gene for petal color in these plants expresses incomplete dominance. What percentage of the offspring will have red (RR) flowers?
0%
25%
50%
100%
If you have type O blood, what is your blood genotype?
Ai
Bi
OO
ii
Codominance occurs in calico cats, which allows for the Black and Tan colors to show. What percentage of the offspring will be calico (black and tan spotted)?
25
50
75
100
Incomplete dominance occurs in cats, which allows them to be Black, White, or gray as shown on this Punnett square. What percentage of the offspring will be black?
25
50
75
100
How many individuals are there in the 3rd generation?
1
2
4
6
