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Chapter 4

Chapter 4. Review. ______ and ______ cells are sex cells. egg, sperm. ____ produces two identical cells. Mitosis. A(n) _____ is the code for a protein. gene. A(n) _____ sperm is formed during meiosis. haploid. Budding is a type of _____. asexual reproduction.

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Chapter 4

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  1. Chapter 4 Review

  2. ______ and ______ cells are sex cells.

  3. egg, sperm

  4. ____ produces two identical cells.

  5. Mitosis

  6. A(n) _____ is the code for a protein.

  7. gene

  8. A(n) _____ sperm is formed during meiosis.

  9. haploid

  10. Budding is a type of _____.

  11. asexual reproduction

  12. A(n) _____ is a structure in the nucleus that contains hereditary material.

  13. chromosome

  14. _____ produces four sex cells.

  15. Meiosis

  16. An error made during the copying of DNA is called a(n) _____.

  17. mutation

  18. As different as a lizard, a great white shark, and an eggplant are, they are all made of _____.

  19. cells

  20. The series of events that take place from one cell division to the next is called the _____.

  21. cell cycle

  22. After interphase, _____ begins. • a. cell death • b. cell division • c. cell consumption • d. cell erosion

  23. B

  24. Cells in your body that no longer divide are always in _____.

  25. interphase

  26. The process in which the nucleus divides to form two identical nuclei is known as _____.

  27. mitosis

  28. In asexual reproduction, the new organism will have hereditary material that is ____ the parent organism.

  29. identical to

  30. All of the following are true of animal and plant cells during mitosis EXCEPT _____. • a. only animals have spindle fibers • only plants have rigid cell walls • only plants form cell plates • only animals have centrioles

  31. A

  32. All of the following are composed of body cells EXCEPT ____. • a. bone • b. kidney • c. liver • d. sperm

  33. D

  34. Each human skin cell has ____ pairs of chromosomes.

  35. 23

  36. Human sex cells have ____ individual chromosomes.

  37. 23

  38. In sexual reproduction, a new organism is produced when ___. • a. cell divide by mitosis • b. sex cells combine • c. an organism divides into two equal parts • d. a new organism grows from the body of its parent

  39. B

  40. In ____, a new organism grows from the body of the parent organism.

  41. budding

  42. The number of chromosomes in a sex cell of an organism is its ___ chromosome number.

  43. haploid

  44. At the end of meiosis, ___ cells have been produced from one cell.

  45. 4

  46. Proteins are made of units called ___, which are linked together in a specific order.

  47. amino acids

  48. The code for making proteins is cared to the ribosomes by ___.

  49. mRNA

  50. In DNA, adenine always pairs with ___.

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