1. Chapter 6 Review Chromosomes & Mitosis 0

2. Term meaning sex cells (sperm & eggs) 1 GAMETES

3. The chromosomes in your body a. exist in 23 pairs in all cells but gametes. b. each contain thousands of genes c. form right before cells divide. d. All of the above 2

4. The chromosomes in your body a. exist in 23 pairs in all cells but gametes. b. each contain thousands of genes c. form right before cells divide. d. All of the above 3

5. The term ______________ is used for a cell that is 2n. 4 diploid

6. Specialized microtubules make up the a. spindle. b.chromosomes. c.gametes. d.zygote. 5

7. Specialized microtubules make up the a. spindle. b.chromosomes. c.gametes. d.zygote. 6

8. Put these in the correct order starting with interphase. 7 3, 2, 1, 5, 4

9. Cell 2 is in what phase? Cell 5 is in what phase? 8 prophase anaphase

10. How many chromosomes total? What is the sex? What is the disorder? 9 47 male Trisomy 18 (Edward’s)

11. In humans, gametes contain: a.22 autosomes and 1 sex chromosome. b.1 autosome and 22 sex chromosomes. c.45 autosomes and 1 sex chromosome. d.1 autosome and 45 sex chromosomes. 10

12. In humans, gametes contain: a.22 autosomes and 1 sex chromosome. b.1 autosome and 22 sex chromosomes. c.45 autosomes and 1 sex chromosome. d.1 autosome and 45 sex chromosomes. 11

13. How many chromosomes are in the body cells of an organism that has a diploid number of 24? 12 24

14. A ____________ is formed when a sperm fertilizes an egg. 13 zygote

15. The process by which the nucleus of a cell divides is called _________________. 14 MITOSIS

16. 12341234 Identify the mutations in #2 & #4, 15 duplication translocation

17. 16 centromere chromatids

18. The organelles that makes the spindle are the ____________. 17 centrioles