Unit 4 Review Sheet

(Optional)

Key Concepts:

-cell structures & functions

-cell transport

-cell size

-mitosis

Vocabulary:

Refer to your unit 4vocabulary sheet for a list of terms that you should know.

Readings Covered:

Pages190-217 and 274-284. This includes portions of chapter 7 and 10 in your textbook.

What You Can Use During Your Test:

Unless you have additional special arrangements, everyone may use:

-#2 pencils,

-your completed unit 2 vocabulary sheet, and

-one piece of white computer paper with hand-written notes, front and back.

Practice Questions:

  1. Animal cells have all of the following EXCEPT
  2. mitochondria
  3. chloroplasts
  4. a nucleus
  5. a cell membrane
  1. the nucleus includes all of the following structures EXCEPT
  2. cytoplasm
  3. a nuclear envelope
  4. DNA
  5. a nucleolus
  1. Which cell structures are sometimes found attached to the endoplasmic reticulum?
  2. chloroplasts
  3. nuclei
  4. mitochondria
  5. ribosomes
  1. The difference between prokaryotic and eukaryotic cells involves the presence of
  2. a nucleus
  3. genetic material in the form of DNA
  4. chloroplasts
  5. a cell membrane
  1. Which statement is true regarding a cell’s surface area-to-volume ratio?
  2. As the size of a cell increases, its volume decreases
  3. As the size of a cell decreases, its volume increases
  4. Larger cells will have a greater surface area-to-volume ratio
  5. Smaller cells will have a greater surface area to-volume ratio
  1. Which of the following is NOT an advantage of asexual reproduction?
  2. simple and efficient
  3. produces large number of offspring quickly
  4. increases genetic diversity
  5. requires one parent
  1. At the beginning of cell division, a chromosome consists of two
  2. centromeres
  3. centrioles
  4. chromatids
  5. spindles
  1. The period between cell divisions is called
  2. interphase
  3. prophase
  4. G3 phase
  5. cytokinesis

Review all of the parts of plant and animal cells, including their functions. Refer to our plant & animal cell diagrams and the notes you took on your vocabulary sheet about them.

  1. What is the cell wall made of?
  1. What type of cell has a cell wall: plant or animal?
  1. Where in the cell does cellular respiration take place?
  1. Describe how the cell membrane acts as a semipermeable barrier.
  1. What is the cell membrane composed of?
  1. Name two cell structures only found in plant cells.
  1. Name a cell structure found only in animal cells.
  1. In many diagrams, the endoplasmic reticulum (ER) and Golgi apparatus look very similar. Name two ways you can tell them apart when looking at them.
  1. Give an example of diffusion.
  1. What type of cell is the most efficient at diffusion: large or small?
  1. Give an example of osmosis.
  1. What would happen if you placed a typical animal cell in a hypertonic solution?
  1. What would happen if you placed a typical plant cell in a hypotonic solution?
  1. Describe active and passive transport.
  1. Are osmosis and diffusion examples of active or passive transport?
  1. What is mitosis?
  1. What is the role of spindle fibers in mitosis?
  1. How are cell division and cancer linked?
  1. Which type of organism would you expect to show cell differentiation: a bacterium or a cat? Why?
  1. Who was Robert Hooke?
  1. What are the 3 parts of the cell theory?