Bacteria Growth

Answer on the page 90 of your notebook using short sentences.

• Have you have had a cold or stomach “bug?” Did anyone else in your family get sick at the same time?

• What do you think caused you to get sick? Can you see the things that caused you to get sick?

• How are sickness and disease transmitted from one person to another?

• How does the sickness get inside your body? (Inhalation, ingestion, and absorption)

• What are some things that you can do to help stop the spread of sickness and disease?

According to this diagram, how long does it take for this bacterium to divide?

What is the reproductive potential of this bacterium under ideal conditions in 24 hours?

Create a web showing the people they have come in contact with in the last 24 hours. Put yourself in the middle and label one

bubble for each person.

Me

If the bacteria continue to reproduce and spread to all contacts at the same rate, what impact could these bacteria have on the town you live in if they are deadly bacteria? Is this likely to happen? Why or why not?

 

Bacteria v. Viruses(page 91 in your science notebook)

BACTERIA VIRUSBOTH

Bacteria v. Virus Word Bank

• Can infect more different hosts • Not living• Living organisms• Can be spread by coughing,

touching, animals• Pandemic of 1918• Can be treated with antibiotics• Can be prevented with vaccine• Can produce antibiotics• Have nucleic acids (DNA or RNA)• Need a host to reproduce• Can cause death• Much smaller than bacteria

• Prokaryotic cells• Binary Fission• Are host specific• Have proteins• Help to digest food, produce

foods, make vitamins, clean oil spills

• Can enter through the nose, mouth, and eyes

• Not made of cells• Rare to find any cell that is not

infected with a virus• Cholera, strep throat• Much smaller than bacteria