1. One to Fifteen Quiz Inheritance and Genetics.

2. Rules Can you answer fifteen questions correctly. Read the question and pick the answer you think is correct. If you are right you can move to the next question. If you are wrong you are taken back to the beginning. Good luck.

3. For 1 point: What is the name of the sex chromosomes? X and Y X and W Y and W W and V

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5. For 2 points: What is the arrangement of chromosomes for a boy? XY XX XW WV

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7. For 3 points: What is the arrangement of chromosomes for a girl? XX XY XW WV

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9. For 4 points: How many chromosomes are there in a liver cell? 46 23 44 22

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11. For 5 points: How many chromosomes are there in a sperm cell? 23 46 44 22

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13. For 6 points: How many chromosomes are there in an egg cell? 23 22 46 44

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15. For 7 points: What are fossils? The remains of plants or animals found in rocks The remains of plants stuck onto rocks The remains of animals after they are eaten The remains of plants eaten by animals

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17. For 8 points: What chemical forms chromosomes? DNA RNA AND DAN

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19. For 9 points: What is a gene? A section of DNA A section of RNA A section of AND A section of DAN

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21. For 10 points: What is an allele? A section of DNA controlling one characteristic A section of RNA controlling one characteristic A section of AND controlling one characteristic A section of DAN controlling one characteristic

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23. For 11 points: An allele which controls the development of a characteristic when it is present on only one chromosomes is called a … Dominant allele Recessive allele Homozygous allele Heterozygous allele

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25. For 12 points: An allele which controls the development of a characteristic only if the dominant allele is not present is called a … Recessive allele Dominant allele Homozygous allele Heterozygous allele

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27. For 13 points: Huntington’s disease is caused by … A dominant allele A recessive allele Inheriting from both parents Developing and disease by smoking

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29. For 14 points: Cystic fibrosis is inherited from … Both parents One parent Smoking Taking drugs

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31. For 15 points: Sickle cell anaemia is inherited from a recessive gene. Being a carrier … Is an advantage in countries with malaria Is a disadvantage in countries with malaria Is an advantage in catching malaria Is a disadvantage in catching malaria

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33. Congratulations! You have successfully answered fifteen questions.

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