1. Genetics Review!

2. Question 01
Two white sheep produce a black offspring. Which is the dominant color?

3. The dominant color is White.
Answer 01
The dominant color is White.

4. What are the three alleles for blood type?
Question 02
What are the three alleles for blood type?

5. Answer 02
A, B, and O

6. Blood type is an example of what type of inheritance?
Question 03
Blood type is an example of what type of inheritance?

7. Answer 03
Co-dominance

8. What is it called when an organism has two different alleles?
Question 04
What is it called when an organism has two different alleles?

9. Heterozygous Or Hybrid
Answer 04
Heterozygous Or Hybrid

10. Question 05
Two white sheep produce one black offspring. What must the parents’ genotype for color be? [Show your Punnett Square]

11. The parents genotype must be both hybrid (Wb and Wb)
Answer 05
The parents genotype must be both hybrid (Wb and Wb)

12. Question 06
Two white sheep produce one black offspring. What is the probability that the next offspring will be black?

13. There is a 25% chance that the next offspring will be black.
Answer 06
There is a 25% chance that the next offspring will be black.

14. Different forms of a trait that make up a gene pair are called what?
Question 07
Different forms of a trait that make up a gene pair are called what?

15. Answer 07
Alleles.

16. Sections of chromosomes that code for our traits are called what?
Question 08
Sections of chromosomes that code for our traits are called what?

17. Answer 08
Genes.

18. What is it called when an organism has two of the same alleles?
Question 09
What is it called when an organism has two of the same alleles?

19. Homozygous or Purebred
Answer 09
Homozygous or Purebred

20. Question 10
This is the genetic material that makes up chromosomes. [Spell the answer correctly]

21. DNA Deoxyribonucleic Acid
Answer 10
DNA Deoxyribonucleic Acid

22. Question 11
Albinism is caused by a recessive gene. If parents that are normal for skin color have an albino child, what is the probability that their next child will be normal for skin color?

23. Answer 11
75 %

24. Question 12
In the babies project, why did the males flip the coin to determine the gender of the child?

25. Answer 12
Because in real life, the sperm (either an X or Y sperm) determines the gender of the child.

26. Question 13
A black cat and a tan cat mate and form a tabby cat. What is this an example of?

27. Answer 13
Co-Dominance.

28. A black cat and a tan cat mate and form a tabby cat.
Question 14
A black cat and a tan cat mate and form a tabby cat.
Which allele is dominant?

29. Neither allele is dominant .
Answer 14
Neither allele is dominant .

30. Question 15
In a cross between a black Rhino and a white Rhino, the offspring will be gray. This is an example of?

31. Incomplete Dominance (There is a blending of traits)
Answer 15
Incomplete Dominance (There is a blending of traits)

32. Question 16
Widows peak hairline in humans is dominant to a straight hairline. If a person has a widows peak hairline, which of the following could she be? -Homozygous dominant -Homozygous recessive -Heterozygous

33. She could be either homozygous dominant or heterozygous.
Answer 16
She could be either homozygous dominant or heterozygous.

34. The name for the way an organism looks or behaves.
Question 17
The name for the way an organism looks or behaves.

35. Answer 17
Phenotype

36. The name for an organism’s specific genetic make-up.
Question 18
The name for an organism’s specific genetic make-up.

37. Answer 18
Genotype.

38. Question 19
A yellow flower and a blue flower exhibit incomplete dominance, and produce green flowers. If two green flowers are bred, what will their offspring look like? [Show your Punnett Square]

39. 25% will be blue, 25% will be yellow, and 50% will be green.
Answer 19
25% will be blue, 25% will be yellow, and 50% will be green.

40. What was Mendel’s occupation, other than being a scientist?
Question 20
What was Mendel’s occupation, other than being a scientist?

41. Answer 20
He was a monk.

42. What were Punnetts years of birth and death?
Question 21
What were Punnetts years of birth and death?

43. Answer 21
(91 years old)

44. Question 22
In the babies project, name 3 dominant traits that are common in humans.

45. Dimples, Freckles, Widow’s Peak, Free Ear Lobes… etc.
Answer 22
Dimples, Freckles, Widow’s Peak, Free Ear Lobes… etc.

46. Question 23
In the babies project, which hair color consisted of 4 recessive genes?

47. Answer 23
Pale Yellow Blonde

48. How many base pairs are in the human genome?
Question 24
How many base pairs are in the human genome?

49. Answer 24
3 Billion!!!!