1. Genotype and Phenotype
Science Jeopardy
Gregor Mendel
Punnett Square
Alleles and Traits
Genotype and Phenotype
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Final Jeopardy

2. FINAL JEOPARDY QUESTION: Cystic Fibrosis is a recessive trait.
What does that mean?
ANSWER:
The parents carry the recessive
allele for the disease. They are
carriers but do not have Cystic Fibrosis

3. A-100 How many different traits did Gregor Mendel study in peas?
QUESTION:
How many different traits did
Gregor Mendel study in peas?
ANSWER: Seven

4. A-200 QUESTION: What are Traits? ANSWER:
Different physical characteristics

5. A-300 from parents to offspring? Heredity
QUESTION:
What is the passing of traits
from parents to offspring?
ANSWER:
Heredity

6. A-400 What is the different form of a gene? Allele QUESTION: ANSWER:
nuij

7. A-500 Dominant Allele? QUESTION: Which Allele is masked by the ANSWER:
Recessive Allele

8. B-100
QUESTION:
What is the likelihood a particular event will happen called?
ANSWER:
Probability

9. B-200
QUESTION:
What is used by Geneticists to show all possible outcomes of a genetic cross?
ANSWER:
Punnett Square

10. B-300 QUESTION: What is the genetic makeup of an organism called?
ANSWER:
Genotype

11. B-400 QUESTION: What are the visible physical traits called? ANSWER:
Phenotype

12. B-500
QUESTION:
When two different alleles for a trait are present it is called:
ANSWER:
Heterozygous or Hybrid

13. C-100 QUESTION: What do scientists use to represent alleles? ANSWER:
Lower case and Upper case letters
called symbols T t C c B b …….

14. C-200 QUESTION: What letter is used to show a dominant trait or allele
ANSWER:
Any Upper case letter T B M

15. One recessive/lower case letter (t) Tt Mm Pp
QUESTION:
How would you write a Heterozygous trait?
ANSWER:
One dominant/Upper case letter (T)
One recessive/lower case letter (t)
Tt Mm Pp

16. use for a recessive trait?
QUESTION:
What letters or symbols would you
use for a recessive trait?
ANSWER:
Always 2 lower case letters
tt mm bb

17. Homozygous and Purebred are the same thing
C-500
QUESTION:
True or False
Homozygous and Purebred are the
same thing
ANSWER:
True
TT tt NN nn

18. D-100
QUESTION:
Dad has green eyes, which is a recessive trait. What is his Genotype?
ANSWER:
Any two lower case letters.
Example: gg

19. D-200 QUESTION: Tommy’s genotype for height is Tt.
What is his Phenotype?
ANSWER:
Tommy is a tall boy

20. D-300
QUESTION:
When alleles are neither dominant nor recessive it is called?
Both or all traits show up…
ANSWER:
Codominance

21. D-400 QUESTION: True or False
A Dominant trait can have both Homozygous and Heterozygous Genotype?
ANSWER:
True
Heterozygous: Bb
Homozygous: BB

22. D-500 QUESTION: What genotype would 2 Brown eyed
parents have if their offspring has
blue eyes?
ANSWER: Bb

23. E-100 QUESTION: How many pea plants did Gregor
Mendel study over the years?
ANSWER:
28,000

24. E-200 QUESTION: What is the F1 generation? ANSWER:
The offspring from a cross of 2 parents

25. E-300 QUESTION: Is it possible for parents to have
Dominant phenotype and an offspring
have the recessive phenotype/trait?
ANSWER:
Yes…Both parents need
to be Heterozygous
Aa Aa

26. E-400 QUESTION: Mom and Dad are Homozygous for straight ANSWER:
hair phenotype. Can their offspring have the recessive
curly hair? How many? Make a Punnett Square
to find out
ANSWER:
They can not..!!
All the offspring are Dominant Homozygous

27. E-500
QUESTION:
One of my dogs is Heterozygous for black fur, and
the other has recessive yellow fur.
What % of children will have either
black or yellow fur. Make
a Punnett Square to get
the answer
ANSWER:

28. FINAL JEOPARDY QUESTION: Cystic Fibrosis is a recessive trait.
What does that mean?
ANSWER:
The parents carry the recessive
allele for the disease. They are
carriers but do not have Cystic Fibrosis