1. 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 Mendel’s Work Probability & Genetics Meiosis & DNA Human Inheritance Genetic Disorders

2. Mendel was called “The Father of Genetics” for studying these organisms. 100

3. What are pea plants? 100

4. A synonym for hybrid 200

5. What is heterozygous?. 200

6. An organism with two identical alleles for a trait is always this. 300

7. What is homozygous? 300

8. The allele whose trait always shows up in the organism when the allele is present. 400

9. What is dominant? 400

10. The probability of getting short offspring when crossing a purebred tall with a purebred short pea plant. 500

11. What is zero? 500

12. In a coin toss, the probability of the coin landing heads up is: 100

13. What is 50 percent? 100

14. This chart shows all the possible outcomes of a genetic cross. 200

15. What is a Punnett square? 200

16. The number of genotypes show in the results of a Punnett square. 300

17. What is four? 300

18. Name for the genetic makeup or allele combinations. 400

19. What is genotype? 400

20. The probability of having 5 boys born in a row. 500

21. What is 1 out of 32? 500

22. The number of chromosomes in human sex cells. 100

23. What is 23? 100

24. The process by which the number of chromosomes is reduced by half to form male & female sex cells. 200

25. What is meiosis? 200

26. If the body cells of an organism have 10 chromosomes, then its sex cells have this many chromosomes. 300

27. What is 5? 300

28. During protein synthesis, this type of RNA copies information from DNA in the nucleus. 400

29. What is messenger RNA? 400

30. RNA has this nitrogen base instead of thymine. 500

31. What is uracil? 500

32. The passing of traits from parents to offspring is called this. 100

33. What is heredity? 100

34. A human trait controlled by multiple alleles. 200

35. What is blood type? 200

36. A person with two X chromosomes is this sex. 300

37. What is female? 300

38. The alleles passed from parent to child on sex chromosomes are called this. 400

39. What are sex-linked genes? 400

40. A human trait controlled by more than one gene. 500

41. What is skin color? (or height, or hair color) 500

42. A genetic disorder characterized by an extra chromosome #21. 100

43. What is Down syndrome? 100

44. A genetic disorder caused by a sex-linked gene. 200

45. What is hemophilia? (or colorblindness) 200

46. This disease is characterized by abnormally shaped red blood cells. 300

47. What is sickle-cell disease? 300

48. A genetic disorder in which the body produces abnormally thick mucus in the lungs and intestines. 400

49. What is cystic fibrosis? 400

50. A picture of all of the chromosomes in a cell. 500

51. What is karyotype? 500