
Incomplete and Codominance Intro
Authored by Lisa Thompson
Science
8th Grade
NGSS covered

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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%
Tags
NGSS.HS-LS3-2
NGSS.HS-LS3-1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?
Incomplete Dominance
Co dominance
Independent assortment
Recessive inheritance
Tags
NGSS.HS-LS3-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
This is an example of ___________?
Incomplete dominance
Co-Dominance
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of inheritance do two alleles have if their traits blend together?
Incomplete Dominance
Co-Dominance
Mendelian Inheritance
Homozygous Inheritance
5.
MULTIPLE CHOICE QUESTION
1 min • 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?
100 %
75%
50%
25%
Tags
NGSS.HS-LS3-2
6.
MULTIPLE CHOICE QUESTION
1 min • 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?
0%
25%
50%
100%
Tags
NGSS.HS-LS3-2
NGSS.HS-LS3-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
This type of inheritance pattern is a MIXTURE of both traits.
incomplete dominance
co-dominance
complete dominance
recessive pattern
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