Non-Mendelian Genetics
Authored by Lisa Thompson
Science
9th Grade
NGSS covered
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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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:
all black
all white
all gray
speckled black and white
Tags
NGSS.HS-LS3-1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A roan cow shows codominance in fur color (brown and white). What is the phenotype ratio expected in offspring a female roan and a male roan mate together?
All four would be brown and White
Half would be orange, half would be white
2 Brown: 2 Brown and White: 0 White
1 Brown: 2 Brown and White: 1 White
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
NGSS.HS-LS3-3
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dominant alleles are represented by a(n)
phenotype
lower case letter
upper case letter
punnett square
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A genotype where only recessive alleles
were passed on from both parents for one trait
bb aa tt ll
Heredity
Homozygous Dominant
Homozygous Recessive
Phenotype
Tags
NGSS.HS-LS3-1
5.
DRAG AND DROP QUESTION
1 min • 7 pts
The expression of a trait (what you see) in an organism is called (a)
phenotype.
genotype.
homozygous.
heterozygous.
6.
MATCH QUESTION
1 min • 5 pts
Match the following terms or concepts with the correct definition or description.
Chromosomes
The scientific study of heredity
Homozygous
An organism that has ONE dominant and ONE recessive allele for a gene
Heterozygous
An organism that has TWO of the SAME alleles for a gene
Genetics
Threadlike structures that contain DNA found in the nucleus of a cell
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
7.
MATCH QUESTION
1 min • 4 pts
Match the following
gene combination
ratio
physical trait
phenotype
comparison of 2 or more things
genotype
alternate forms of a gene
allele
Tags
NGSS.HS-LS4-3
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