Tuesday, September 23, 2008

September 23rd - The new unit

Hello, all. I wasn't able to get all of your exams marked so I'll try to get them back to you tomorrow. Today, we started your new Biology 11 unit. This unit is Microbiology, which includes viruses and bacteria. Please refer to the WYNTK handout for information about the unit. If you need another copy, you can download it from the website here.
Today, we looked at three specific viruses, including bacteriophage, which are viruses that only infect bacteria cells. (On the left is an image of HIV, a virus that attacks Human cells.) Over the day, we looked at the structure of viruses, too. Please remember what these parts are as we will come back to it tomorrow. 

Homework: read p.16 "characteristics of living things" List the 8 characteristics. Read page 487: "Are viruses alive?" Why or why not are viruses living?
Where did viruses come from?

Mr. Jay

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