Worksheetsnonmendelian genetics
Total questions: 20
Worksheet time: 38mins
The blending of two traits is known as ---
incomplete dominance
codominance
A condition in which both alleles for a gene are expressed so that both traits are visible is known as ---
Codominance
Incomplete dominance
What type of inheritance pattern is shown here?
Codominance
Incomplete dominance
A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?
Incomplete dominance
Codominance
This is an example of ---
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%
Which of the following genotypes shows a CARRIER for a trait?
XBXb
XbXb
XBXB
XbY
Colorblindness is a recessive X-linked disorder.
Which genotype represents a male with normal vision?
XN YN
Xn Yn
XN Y
Xn Y
Colorblindness is a sex-linked recessive trait. A colorblind woman marries a male with normal color vision. What is the percent chance of them having a color blind son?
0%
25%
50%
75%
What goes in box 15
aabb
AABB
aaBB
AAbb
(RRYY x rryy)
R = round seeds, r = wrinkled seeds Y = yellow seeds, y = green seeds
What percent will have Round and Yellow seeds?
In the image above, what is the percentage of the offspring has the possibility of inheriting blood type O?
0%
25%
50%
100%
