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.
Genetics
An organism that has TWO of the SAME alleles for a gene
Chromosomes
The scientific study of heredity
Heterozygous
An organism that has ONE dominant and ONE recessive allele for a gene
Homozygous
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
physical trait
phenotype
comparison of 2 or more things
ratio
alternate forms of a gene
allele
gene combination
genotype
Tags
NGSS.HS-LS4-3
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