1. Genetics Challenge
As a group, quietly discuss each question and agree upon one correct answer. The group with the most correct answers will win.

2. 1 of 20) Traits blend together during which type of dominance?

3. 2 of 20) What determines an organisms phenotype?

4. 3 of 20) Which type of dominance is blood type?

5. 4 of 20) Below is a pedigree that follows autosomal recessive rules
4 of 20) Below is a pedigree that follows autosomal recessive rules. What are the combined chances that Ann and Michael have 3 unhealthy children?

6. 5 of 20) Which genotype(s) will result in type B blood?

7. 6 of 20) While on a nature walk, you encounter a beautiful Orange flower. You also see beautiful Blue flowers. Out of curiousity, you decide to mate the Blue and Orange flowered plants and are stunned to create Green flowered offspring. 1) Which type of inheritance is this? 2) Create a Punnett square to show your results. X =

8. 7 of 20) Mendel’s peas grew tall or short
7 of 20) Mendel’s peas grew tall or short. Cross two heterozygous plants. (you should know which trait is dominant)
What is the probability of growing homozygous plants?
What is the genotype of short plants?

9. 8 of 20) From the previous problem, what is the probability of growing 3 tall plants?

10. 9 of 20) How are Tom and Carla related?

11. 10 of 20) A man, whose mother was a hemopiliac, marries a woman with no history of hemophilia in her family. In order, they had a boy and a girl. Construct a pedigree of this family and label the genotypes of all mentioned. Hint: Hemophilia is sex-linked.

12. What is the probability of having a heterozygous cow/bull?
11 of 20) Red and white cattle coat shows codominance and create a roan cow when they reproduce. Cross a roan cow and a red bull.
What is the probability of having a heterozygous cow/bull?

13. 12 of 20) Assuming autosomal recessive, what is Michael’s genotype?

14. 13 of 20) Match the diseases with the type of inheritance.
PKU
Hemophilia
Huntington’s disease
Colorblindness
Cystic fibrosis
Familial hypercholestmia (FH)
Inheritance Patterns:
Autosomal recessive
Autosomal dominant
Sex-Linked

15. 14 of 20) List the genotypes of every person in this autosomal recessive pedigree. Use the letter H or h.

16. 15 of 20) A. How many blood type alleles exist? B. Name them.

17. 16 of 20) Does the pedigree below show a dominant or recessive disorder?

18. 17 of 20) Assuming autosomal recessiveness, what is Alan’s genotype?

19. 18 of 20) How many different phenotypes are possible when a heterozygous type A and type AB couple reproduce?

20. 19 of 20) From the previous problem, what is the probability of having type O blood?

21. 20 of 20) Grab Bag: What species of animal was the legendary Paul Bunyan’s pet?

22. Exchange Your Answers

23. 1 of 20) Traits blend together during which type of dominance?
Incomplete Dominance

24. 2 of 20) What determines an organisms phenotype?
Genotype

25. 3 of 20) Which type of dominance is blood type?
Codominance

26. 4 of 20) Below is a pedigree that follows autosomal recessive rules
4 of 20) Below is a pedigree that follows autosomal recessive rules. What are the chances that Ann and Michael have 3 unhealthy children? X X
¼ x ¼ x ¼ = 1/64

27. 5 of 20) Which genotype(s) will result in type B blood?
BB, Bo

28. 6 of 20) While on a nature walk, you encounter a beautiful Orange flower. You also see beautiful Blue flowers. Out of curiousity, you decide to mate the Blue and Orange flowered plants and are stunned to create Green flowered offspring. 1) Which type of inheritance is this? 2) Create a Punnett square to show your results.
Incomplete dominance

29. 7 of 20) Mendel’s peas grew tall or short
7 of 20) Mendel’s peas grew tall or short. Cross two heterozygous plants. (you should know which trait is dominant)
What is the probability of growing homozygous plants?
What is the genotype of short plants?
50% tt

30. 8 of 20) From the previous problem, what is the probability of growing 3 tall plants?
¾ x ¾ x ¾ = 27/64

31. 9 of 20) How are Tom and Carla related?
Tom is Carla's uncle or
Carla is Tom's neice

32. 10 of 20) A man, whose mother was a hemopiliac, marries a woman with no history of hemophilia in her family. In order, they had a boy and a girl. Construct a pedigree of this family and label the genotypes of all mentioned. Hint: Hemophilia is sex-linked.
Not mentioned. Does not need to be included. D D
man
woman D D

33. 11 of 20) Red and white cattle coat shows codominance and create a roan cow when they reproduce. Cross a roan cow and a red bull.
What is the probability of having a heterozygous cow/bull?
50%

34. 12 of 20) Assuming autosomal recessive, what is Michael’s genotype?Hh

35. 13 of 20) Match the diseases with the type of inheritance.
Autosomal recessive
PKU
Cystic fibrosis
Autosomal dominant
Huntington’s disease FH
Sex-Linked
Hemophilia
Colorblindness

36. 14 of 20) List the genotypes of every person in this autosomal recessive pedigree. Use the letter H or h. Hh Hh hh Hh H? hh Hh Hh Hh

37. 15 of 20) A. How many blood type alleles exist? B. Name them.
b) A, B, o

38. 16 of 20) Does the pedigree below show a dominant or recessive disorder?
(no generations
are skipped)

39. 17 of 20) What is Alan’s genotype?Hh

40. 18 of 20) How many different phenotypes are possible when a heterozygous type A and type AB couple reproduce? 3

41. 19 of 20) From the previous problem, what is the probability of having type O blood?0%

42. 20 of 20) Grab Bag: What species of animal was the legendary Paul Bunyan’s pet?Ox