Name: _____________________________ Period ____    Warm up #28   “The Endocrine System” +1

1. Define deoxyribonucleic acid ____________________________________________?
2. Define gene _______________________________________________?
3. Define chromosomes  ___________________________________________________?
4. How many chromosomes did you get from your father __________________?
5. How many chromosomes did you get from your mother __________________?
6. Define genetic disorder_________________________________________________?
7. Define sickle-cell disease _______________________________________________________?
8. A male has  _____ chromosome and ______ chromosome?
9. Define cystic fibrosis _______________________________________________________?
10. Define tay-Sachs disease _____________________________________________________?
11. Define Phenylketonuria _______________________________________________________?
12. A female has 2 ______ chromosomes?
13. Recessive genes are expressed only when __________________________________________________?
14. Genes are considered the basic units of  ___________________________________?
15. When your were fertilized by a sperm how many chromosomes did you end up with__________?
16. What is it called when a person's blood does not clot properly _________________________________?
17. Some genetic disorders are the result of too few or too many chromosomes. Name one _______________________________?
18. A condition in which the person lacks a protein needed for muscular function is called _________________________________?
19. Why do sex-linked genetic disorders most often affect males and not female

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