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Heredity Review

Heredity Review. Ch3. pgs 56-75. 5 POINT QUESTIONS. A male has ___ sex chromosomes. A. XX B. XY C. XXX D. None of the above. This person (RR) would be. A. Heterozygous B. Homozygous dominant C. Homozygous recessive. Mendel’s ratios almost always came out to be 3:1. A. True B. False.

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Heredity Review

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  1. Heredity Review Ch3. pgs 56-75

  2. 5 POINT QUESTIONS

  3. A male has ___ sex chromosomes • A. XX • B. XY • C. XXX • D. None of the above

  4. This person (RR) would be.. • A. Heterozygous • B. Homozygous dominant • C. Homozygous recessive

  5. Mendel’s ratios almost always came out to be 3:1 • A. True • B. False

  6. Asexual reproduction involves only one parent • A. True • B. False

  7. A true-breeding plant always produces offspring with the same traits as the parent plant • A. True • B. False

  8. A. Male • B. Female

  9. 10 POINT QUESTIONS

  10. This is a human’s karyotype • A. True • B. False

  11. A. Prophase • B. Metaphase • C. Anaphase • D. Telophase

  12. In meiosis, • A. 2 divisions • B. No centrioles • C. 4 daughter cells • D. Only A and C • E(left hand). None of the above

  13. A. 2 • B. 3 • C. 5 • D. can’t tell

  14. Example of phenotype • A. Tt • B. Tallness • C. RR • D. Only A and C

  15. Cross 2 heterozygotes, all offspring will show dominant trait • A. True • B. False

  16. The chance of becoming male/female is always 50% • A. True • B. False

  17. 15 POINT QUESTIONS

  18. Cross two heterozygous plants. They produce 524 offspring. What percentage will be homozygous recessive?

  19. A. 262 • B. 393 • C. 131 • D. None of the above

  20. In the previous problem, how many would not be homozygous recessive? • A. 262 • B. 393 • C. 131 • D. None of the above

  21. Rr rr Rr rr

  22. Parent’s from the previous punnett square • A. Rr , rr • B. RR, rr • C. Rr , Rr • D. None of the above

  23. Final Jeopardy

  24. Gregor Mendel was born in what year? • A. 1822 • B. 1823 • C. 1824 • D. 1825

  25. Gregor Mendel was born in what country? • A. Netherlands • B. Austria • C. Romania • D. Poland

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