Punnett Squares and Pedigrees

Quiz
•
Science
•
6th - 8th Grade
•
Hard
+5
Standards-aligned

Mary Rogers
Used 232+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
While observing a litter of guinea pigs, Jack and Jill noticed that they had a variety of brown and white coats. They knew the guinea pigs had the same parents and that they were all from the same litter. Which best explains why they had different coat colors?
they received an exact copy of both parents' DNA
they randomly received DNA from only one parent
the coat color is random and not influenced by parents
they received different combinations of DNA from both parents
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which of the following correctly states the genotype probabilities for the offspring of the parents shown in this punnett square?
50% heterozygous 50% homozygous dominant
50% heterozygous 50% homozygous recessive
50% heterozygous 25% homozygous recessive 25% homozygous dominant
100% heterozygous
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-3
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which of the following correctly states the genotype probabilities for the offspring of the parents shown in this punnett square?
50% heterozygous 50% homozygous dominant
50% heterozygous 50% homozygous recessive
50% heterozygous 25% homozygous recessive 25% homozygous dominant
100% heterozygous
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-3
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which of the following correctly states the genotype probabilities for the offspring of the parents shown in this punnett square?
50% heterozygous 50% homozygous dominant
50% heterozygous 50% homozygous recessive
50% heterozygous 25% homozygous recessive 25% homozygous dominant
100% heterozygous
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Julie learned that curly hair is dominant over straight hair. She began to wonder if two parents with curly hair could produce offspring with straight hair. Which of the following punnett squares shows curly haired parents that can produce offspring with straight hair?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The pedigree is tracing the expression of a recessive trait for generations I and II. Both parents carry the trait but only one parent presents the trait.
Based on the information in the pedigree what is the genotype for individual I-1?
hetyerozygous
homozygous recessive
homozygous dominant
none of the provided
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The pedigree is tracing the expression of a recessive trait for generations I and II. Both parents carry the trait but only one parent presents the trait.
Based on the information in the pedigree what is the genotype for individual I-2?
hetyerozygous
homozygous recessive
homozygous dominant
none of the provided
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
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