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Chapter 8 Study Guide
Chromosomes, Mitosis, and Meiosis Test
What should I study?
 Notes from class
 Worksheets from class
 Make flashcards of key terms/concepts
 This study guide
Format:
Terms to Know:
Chromatin
Centrioles
Chromosome
Centromere
Chromatids
Spindle Fiber
Homologous chromosomes
Diploid vs Haploid
Mitosis
Binary Fission
Cytokenesis (plant vs animal)
Crossing Over
Meiosis
Tetrad
Gametes
Egg (ova)
Sperm
Zygote
Fertilization
Cell cycle = (Interphase = G1 + S + G2) + (Cell division = Mitosis + Cytokenesis) PIE CHART
Section 8-1 Chromosomes:
1. In the figure to the right, label the following terms:



Homologous Chromosomes
Chromatids
Centromere
2. What is the figure to the right a picture of?
3. Which pairs are autosomes?
4. Which pairs are sex chromosomes?
5. Is it a male or a female? How do you know?
Section 8-2 Mitosis:
1. Differentiate between the cell cycle and mitosis.
2. Describe what happens in each of the following phases:
 Interphase
 G1
 S

 G2
Mitosis
 P
 M
 A
 T

Cytokinesis
3. If a parent cell has 100 chromosomes at the beginning of the cell cycle, what would be
produced at the end of the cell cycle?

# of daughter cells?______

Are the cells identical or genetically different? __________________

# of chromosomes in each daughter cell?__________
Section 8-3 Meiosis:
1. What is the purpose of meiosis?
2. How many divisions occur during meiosis? _______
3. List the main phases of meiosis I and II:

Meiosis I

Meiosis II
4. Crossing Over
 What is it?

When does it occur?

Why is it important?
5. What is a gamete?

Male gamete called a ___________________

Female gamete called a __________________
6. How is oogensis different from spermatogenesis?
7. Is a gamete diploid or haploid? What does this mean?
8. An organism’s body cell has 100 chromosomes.
 How many chromosomes will there be in this organism’s gametes? ________


How many sperm cells will be produced at the end of meiosis?________
Egg cells? _____________