Name: ______________________________ period ____
Go to the web site: http://www.cellsalive.com
 CELL BIOLOGY
o How Big is a …?
1. What is the approximate size of the head of a pin? __________________
2. What is the magnification for the human hair & dust mite? ____________
3. What is the approximate size of the Lymphocyte? __________________
4. What is the magnification for the E. coli? _________________________
5. What is the magnification for the Ebola virus? _____________________
6. What is the approximate size of the Rhinovirus? ____________________
a. 1 _________________ meter = 0.001 meter
b. 1 _________________ = 0.000001 meter
c. 1 nanometer = _____________________ meter
 Cell Models
1. 2 types of living cells? ___________________________and_______________________________
 Click on the model of eucaryotic (Eukaryotic) cell.
 Click on the animal cell.
 Click on the different organelles and read about them. Fill in the spaces below.
1. What are little purple spheres (balls) in the animal cell? ________________________________
2. _________________is the most obvious organelle in an animal cell.
3. Rough endoplasmic reticulum has numerous ______________on its surface.
4. During animal cell division the _____________replicates and makes a new copy.
5. The __________________________helps maintain cell shape.
 Click on the plant cell
 Click on the different organelles and read about them. Fill in the spaces below.
1. What is the large space in the plant cell? __________________________________________
2. _________________ is a membrane bound sac that plays roles in intracellular digestion.
3. _________________are specialized organelles found in all higher plant cells. These organelles contain
the plant cell's ______________________, hence provide the green color.
4. Prokaryotic cells and plant cells both have a rigid ______ _____________ made up of polysaccharides.
It provides and maintains the _______________ of these cells and serves a protective barrier.
5. _________________________ provide the energy a cell needs to move, divide, produce secretory
products, contract - in short, they are the power centers of the cell.
 Click on the bacterial cell
1. The purpose of flagellum is for______________________________.
2. Inside the nucleoid is the _____________________.
3. Ribosomes are (smaller) (bigger) in plant cells than animal cells.
 Click on quizzes- take the quiz on cell biology
Hit the print screen button at the end of the quiz and paste the picture here.
(“Print Screen” or “Print Scrn” copies what is on your screen. You are proving to me that you took the quiz by
copying and pasting a picture of your score here. You score on this quiz does not affect points on this asmt.
When you are finished with this assignment put it in the _classDragNDrop folder with your last name as the
file name. If you finish it at home you may e-mail it to me. ( fosterm@psdschools.org )