1. 5 th 6 Weeks 3 Week Test Review By: Katherine Pease

2. Describe what the difference between a heterozygous and homozygous genotypes. Heterozygous = 2 different alleles (Tt) Homozygous = 2 of the same allele (TT / tt) GG Bb Ff tt NN Mm Uu zz HH Pp oo BB Jj

3. A man who is heterozygous for the ability to roll his tongue marries a woman who is a non-roller. Complete a punnett square to find out the probability of their children being able to roll their tongues. R= can roll tongue r= can not roll tongue

4. If brown eyes are dominant, draw a punnett square to show how two brown eyed parents can have a child with blue eyes. Include the genotype and phenotype information.

5. Complete the following:

6. A ____ is a segment of _____ that contains information controlling a particular trait. _______ forms chromosomes found in the _____ of a cell.

7. If you get hurt in the lab what is the first thing you should do? Tell the Teacher

8. Which body system transports materials to and from the body cells? CARDIO-VASCULAR

9. Which body system exchanges oxygen and carbon dioxide gases? RESPIRATORY SYSTEM

10. Which body system breaks down food and absorbs digested materials? DIGESTIVE SYSTEM

11. Which body system removes wastes from blood? EXCRETORY SYSTEM

12. Which body system enables the body to move MUSCULAR SYSTEM

13. Which body system sends messages throughout the body? NERVOUS SYSTEM

14. Which body system controls many body process by means of chemicals; helps the body maintain homeostasis? ENDOCRINE SYSTEM

15. Which body system produces offspring? REPRODUCTIVE SYSTEM

16. Which body system supports and protects the body? SKELETAL SYSTEM

17. Which body system fights disease and infection in the body? IMMUNE SYSTEM

18. Which body system protects and covers internal structures from the outside environment? SKIN, INTEGRUMENTARY SYSTEM

19. Label each type of joint below.. Pivot Gliding Ball and socket Hinge

20. When cutting the chicken wing you always move the scalpel, scissors _____ from your body. Away

21. Gives shape and ____ to your body. support

22. Protects you ___ organs. internal

23. _____ are attached to bones to help them move. muscles

24. Blood cells are formed in the bone ____. marrow

25. ________ and _______ are stored in the bones. Phosphorus calcium

26. What are internal stimuli? Give an example. Something that causes a reaction from with-in the body Example: Hunger, thirst, temperature, pain

27. What are external stimuli? Give an example. Something that causes a reaction due to your outer body surroundings. Example: Pain due to someone hitting you, picking up your cell phone when it rings, jump when hear a loud noise

28. Capital letters represent _________ alleles in a genetic cross. Dominant

29. Lower case letters represent _______ alleles in a genetic cross. recessive

30. Describe the difference between phenotype and genotype. Phenotype =physical appearance Genotype = genetic make up (2 alleles)

31. A cross between a blue eyed person produces four blue eyed children. What is most likely the dominant color? blue

32. Another term for heterozygous is _________. hybrids

33. Another term for homozygous is __________. Purebred

34. The _____ is an organ in the male reproductive system that produces gametes (sex cells) called __________. Testis sperm

35. The _____ is an organ in the female reproductive system that produces gametes (sex cells) called __________. Ovaries Eggs (ovum)

36. ___________ fertilization is a type of reproduction where egg cells are fertilized by sperm outside of the body. external

37. In humans the ___ pair of chromosomes determines the sex of the off spring. _______ chromosomes will result in a female offspring and __ will result in male offspring.

38. SpeciesNumber of chromosomes in body cells (diploid) Number of chromosomes in gametes (haploid) Humans46 Fruit Fly4 Leopard Frog26 Housefly6 Monkey21 Chicken78

39. Describe a situation when your body experiences external stimuli and how it would respond… (answers will vary) Flight or Fight syndrome

40. What is heredity? The genetic traits that are inherited from an organisms biological parent.

41. What part of the cell contains the genetic material? Nucleus –Contains the chromosomes

42. Sequence these words from least to most complex: Gene, cell, nucleus, chromosome Genes Chromosome Nucleus cell

43. Study Hard!!! Must have 100% Passing for class to dissect at end of 6 weeks. www.plummerpumasscience.yolasite.com