Download Bacteria Internet Lab

Bacteria Internet Lab
DO NOT WRITE ON THIS PAPER!
I. Go to the following URL to label the diagram and answer the questions below.
http://www.ucmp.berkeley.edu/bacteria/bacteriamm.html
For numbers 1-5 label the
diagram.
1
3
2
4
6. What is a plasmid?
7. List two ways bacterial plasmids can be transmitted.
8. Why are bacteria so adaptable and susceptible to antibiotic resistance?
5
II. Go to the following URL to answer the questions below.
http://www.mansfield.ohio-state.edu/~sabedon/black04.htm
Scroll down the page until you reach information about bacterial shapes in sections 7 and 9.
Write down the meaning of each of the following terms:
1. Bacillus
2. Coccus
3. Spirillum
Write the meaning for each arrangement and draw the shape for each of the following bacteria:
4. Diplodiplococcus
5. Streptostreptobacillus
6. Staphlostaphlococcus
III. Go to the following URL to answer the questions below.
http://www.reocities.com/RainForest/6243/diversity2.html#Bacteria
1. What is the main characteristic that sets the bacteria apart from the other kingdoms?
2. What do prokaryotic cells lack?
3. In what kingdom are the bacteria placed?
4. Name two distinct groups of prokaryotes.
5. From which of these two groups did eukaryotic cells evolve?
6. Take a look at the picture of Escherichia coli on the right of the screen. What is the shape
of this bacterium?
7. List two of the important functions of bacteria in nature.
IV. Beneficial Bacteria
Go to the following URL to answer the following questions.
http://www.factmonster.com/ce6/sci/A0856810.html
1. Name five beneficial uses of bacteria.
Click pathogenic bacteria at the bottom of the page to answer the next questions.
2. What is a pathogen?
3. List three bacterial plant diseases.
4. List five bacterial animal diseases.
5. Name two ways bacteria attacks healthy cells.
6. How does our body fight back against bacterial infection?
7. Why have more virulent strains of bacteria emerged?
Click on the word Vaccination in the article.
8. What is a vaccine and how does it work?
9. Name five bacterial diseases that children get vaccinated against.