Download Cell Transport/Cell Cycle/Meiosis Study Guide

Cell Membrane, Cell Transport, Cell Cycle, and Meiosis Study Guide
Cell Membrane/Lipids
1. Lipids are composed mostly of ________________________________________________.
2. Describe the components of the cell membrane, including:

Phospholipids bilayer, fatty acid chains, phosphate head, proteins
3. Draw and label a phospholipid, including the following terms:

fatty acid chains, polar bodies, phosphate head, nonpolar bodies, hydrophilic, hydrophobic
4. Label the parts of the cell membrane. Including: phospholipid bilayer, phosphate head, fatty acid tail, integral
proteins, peripheral proteins, cholesterol,
Cell Transport
1. Explain why cells are so small.
2. Compare active transport and passive transport.
3. List and describe the 3 types of passive transport.
4. Complete the following table.
Solution
Description
Isotonic
Hypotonic
Hypertonic
5. Describe exocytosis and endocytosis.
Drawing
6. What is a protein pump?
The Cell Cycle
1. Cells will continue to grow until they reach their size limit. Then they will either stop growing or
________________.
2. What is the cell cycle?
3. List the phases of the cell cycle in order. Underline the phases that are part of mitosis.
4. Your cells must reproduce in order for you to _____________________ and heal ______________________
5. For each cycle of the cell cycle, how many cells are produced? How many chromosomes are in each daughter
cell, relative to the parent cell?
6. Complete the following table.
Stage
What happens during the stage
1. Interphase
2. Mitosis
3. Cytokinesis
7. List and describe what happens during the 3 main parts of interphase.
8. Label the parts of the chromosome.
A.
B.
C.
9. What are homologous chromosomes?
10. What are sister chromatids?
11. Draw, label, and describe the phases of the cell cycle.
12. Label the chromosomes, spindle fibers, and the centrioles on the following
diagram.
9. Cancer is a disorder in which cells have lost their ability to control their
_____________
10. What are tumors?
11. What organisms does cancer affect?
Meiosis
1. What is a germ cell?
2. What is meiosis?
3. How many cells are produced during meiosis?
4. In humans, germ cells have _____ chromosomes. The gametes produced in meiosis have _____ chromosomes.
5. When does crossing over occur? Why is this important to genetic variability?
6. What is the law of independent assortment?
7. How is meiosis I different from meiosis II?
8. Draw, label, and describe the phases of meiosis.
9. The gametes (sex cells) produced in meiosis are all genetically different from each other. Explain this.
10. The cells produced in mitosis are identical to the parent cells. The cells produced in meiosis are not. Explain
the differences between mitosis and meiosis that cause this.