1. 2 points: Easy - Chromosomes Which stage of the cell cycle are these cells in? Be sure to hide the answer. Answer: Interphase

2. 2 points: Easy - Chromosomes What are the two halves of a chromosome called? Chromatids

3. 2 points: Easy - Chromosomes By definition, which cells have ½ the total number of chromosomes? Haploid

4. 2 points: Easy - Chromosomes Which stage of the cell cycle is this cell in? Be sure to hide the answer. Answer: Metaphase

5. 2 points: Easy - Chromosomes What is created during the S stage of Interphase? DNA (chromatin)

6. 2 points: Easy - Chromosomes What is the human diploid chromosome number? 46

7. 2 points: Easy - Chromosomes Which process produces 4 haploid cells? Meiosis

8. 2 points: Easy - Chromosomes Which stage of the cell cycle is this cell in? Be sure to hide the answer. Answer: Prophase

9. 2 points: Easy - Chromosomes Which parts attach and pull chromosomes during mitosis and meiosis? Spindle fibers

10. 2 points: Easy - Chromosomes Does this karyotype show a boy or girl? Be sure to hide the answer. Answer: Boy

11. 2 points: Easy - Chromosomes Which stage of the cell cycle is this cell in? Be sure to hide the answer. Answer: Telophase

12. 2 points: Easy - Chromosomes What is the human haploid chromosome number? 23

13. 2 points: Easy - Chromosomes What is the linear, string form of DNA called? Chromatin

14. 2 points: Easy - Chromosomes Which cellular process creates somatic cells? Mitosis

15. 2 points: Easy - Chromosomes Which stage of the cell cycle is this cell in? Be sure to hide the answer. Answer: Anaphase

16. 2 points: Easy - Chromosomes What is this picture called? Be sure to hide the answer. Answer: Karyotype

17. 3 points: Medium - Chromosomes If there are 20 pairs of chromosomes in a fish, how many chromosomes do skin cells contain? 40

18. 3 points: Medium - Chromosomes Name the two separate halves of the meiosis process. Meiosis I and Meiosis II

19. 3 points: Medium - Chromosomes Which process takes place in the testes? Spermatogenesis (meiosis is too vague)

20. 3 points: Medium - Chromosomes Is this a diploid or haploid karyotype? Be sure to hide the answer. Answer: Diploid

21. 3 points: Medium - Chromosomes In order, name the stages of mitosis. Prophase, Metaphase, Anaphase, Telophase (Interphase is not a stage of mitosis)

22. 3 points: Medium - Chromosomes Which objects create the zygote? Egg and sperm

23. 3 points: Medium - Chromosomes Which cells use the cell plate during cytokinesis? Plant cells

24. 3 points: Medium - Chromosomes If there are 40 pairs of chicken chromosomes, what is the haploid chromosome number? 40 40 pairs means a total of 80 chromosomes. Haploid is when there are ½ the total number.

25. 3 points: Medium - Chromosomes During which stage of mitosis are chromatids separated? Anaphase

26. 3 points: Medium - Chromosomes Which cellular process replaces aging cells? Mitosis

27. 3 points: Medium - Chromosomes Besides determining sex, what else are karyotypes used for? Identify chromosome defects

28. 3 points: Medium - Chromosomes Put the pictures in the order from start to finish. Be sure to hide the answer. Answer = E, D, A, C, B

29. 3 points: Medium - Chromosomes Name the location of a chromosome where two chromatids are connected. Centromere

30. 3 points: Medium - Chromosomes During which stage of the cell cycle do chromosomes first appear? Prophase

31. 3 points: Medium - Chromosomes During cytokinesis, what prevents plants cells from pinching inward similar to animal cells? The hard Cell wall

32. 4 points: Hard - Chromosomes Which process is taking place in this picture? Be sure to hide the answer. Answer: Crossing over

33. 4 points: Hard - Chromosomes In order, name the three stages of Interphase. G1, S, G2 or Gap 1, Synthesis, Gap2

34. 4 points: Hard - Chromosomes What are the two same copies of a chromosome called? Homologous

35. 4 points: Hard - Chromosomes Name 3 things that are happening in this picture. Be sure to hide the answer. Answers 1) Cytokinesis (cytoplasm divides) 2) Nucleus reforms 3) Chromosomes unwind

36. 4 points: Hard - Chromosomes Name 3 cells created by meiosis. Sperm, egg, pollen

37. 4 points: Hard - Chromosomes Name 3 things that are happening in this picture. Be sure to hide the answer. Answers 1) Nucleus dissolves 2) Chromosome forms 3) Spindle fibers created

38. 4 points: Hard - Chromosomes The pairing of _____ creates a tetrad. Homologous chromosomes

39. 4 points: Hard - Chromosomes During meiosis, which event is defined as the exchanging of genes? Crossing over

40. 4 points: Hard - Chromosomes By definition, what divides during cytokinesis? Cytoplasm

41. 4 points: Hard - Chromosomes What notation would be used to describe a female with Down’s syndrome? 47, XX, +21 or 47, +21, XX

42. 4 points: Hard - Chromosomes Name the 3 cells that are destroyed during oogenesis. Polar bodies

43. 4 points: Hard - Chromosomes Homologous chromosomes form tetrads during which event Synapsis

44. 4 points: Hard - Chromosomes Which process takes place in the ovaries? Oogenesis (meiosis is too vague)

45. 4 points: Hard - Chromosomes Name 3 things that are happening in this picture. Be sure to hide the answer. Answers 1) Cell enlarges 2) Organelles created 3) DNA created 4) Normal function performed

46. 4 points: Hard - Chromosomes During which stage of meiosis are tetrads pulled to the cell’s equator? Metaphase I (must say “one”)