Incomplete and Co-dominance Practice
Authored by Shalonda Hawkins
Biology
9th Grade
NGSS covered
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Incomplete dominance or co-dominance?
This type of inheritance pattern is a MIXTURE of both traits.
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A roan cow shows co-dominance in fur color (orange and white). What is the phenotype ratio expected if a roan cow and a roan steer mate together?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Ratios:
A breed of chicken shows codominance for feather color. One allele codes for black feathers, another codes for white feathers. The feathers of heterozygous chickens of this breed will be:
Tags
NGSS.HS-LS3-1
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
This is an example of ___________.
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In mice. coat color is incompletely dominant. Black and white are homozygous. Brown mice are heterozygous.
What is the genotype for a brown mouse?
BB
Bb
bb
Tags
NGSS.HS-LS3-2
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A red flowered plant (RR) breeds with a White flowered plant (WW). The gene for petal color in these plants expresses incomplete dominance. What percentage of the offspring will have pink (RW) flowers?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A plant shows incomplete dominance in size. A tall plant (TT) is crossed with a medium plant (TS). What fraction of plants will also be tall?
Tags
NGSS.HS-LS3-3
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