Lesson 4 Lab 4

Topics: Cell, Bacteria, Osmosis Pages: 3 (1563 words) Published: March 28, 2015

1. a.  List four cell structures that were common to both plant and animal cells.  (4 points)    b.  What structures were unique to plant cells?   (2 points)c.  What structures were unique to animal cells? (2 points)--Answer below:    a.

                   1. Rough ER
                   2. Smooth ER
                   3. Golgi Apparatus
                   4. Nucleus
   b.
                   1. Chloroplast
                   2. Cell walls
                   3. Vacuole
   c.
                   1. Centrioles
                   2. Lysosomes
2. List five structures observed in the cell images and provide the function of each structure.  (5 points)a.  Structure 1 and functionb.  Structure 2 and functionc.  Structure 3 and functiond.  Structure 4 and functione.  Structure 5 and function--Answer below:    1. Cell wall – Provides support and protection and is responsible for giving plant cells their shape.    2. Mitochondira – the site of energy production which is stored in the form of ATP.    3. Golgi apparatus – receives, refines, stores, and distributes chemical products of the cell.    4. Central vacuole – stores organic nutrients, such as proteins.    5. Plasma membrane – regulates the traffic of molecules between the cell and its surroundings.   3. The student is observing a single-celled organism under a microscope and notice that it has a nucleus and is covered in small, hair-like structures.a. Provide a probable name for this organism (1 point)b.Explain why the student came to this conclusion. (2 points)--Answer below:    a. paramecium

   b. It is a single celled protest and are covered with cilia 4. Where in the cell are the chloroplasts located? (5 points) --Answer below: Chloroplasts are located in the cytoplasm next to the Golgi apparatus. Chloroplasts are only found in photosynthetic cells of plants and algae.   5. In the Spirogyra cells that you observed on the virtual microscope, about how many circular green...
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