Anticipation Guide1. Viruses are not considered living

organisms.

2. All living things grow and develop.

3. All living things can reproduce.

4. Bacteria are single-celled living organisms.

5. All bacteria are harmful to humans or the environment.

•Bacteria fit into two kingdoms

• Eubacteria

• Archaebacteria

•Consists of the oldest known organisms on earth

•All bacteria are unicellular

soils.usda.gov/.../soil_biology/bacteria.html

library.thinkquest.org/CR0212089/bac11.jpg

www.answersingenesis.org/.../v2/n3/bacilli.jpg

library.thinkquest.org/CR0212089/bac10.jpg

1. Bacilli-rod shaped bacteria

•Large surface area

2.Cocci-spherical

• Smaller surface area

3.Spirilla-long and spiral shaped

• Use flagella to move

library.thinkquest.org/CR0212089/bac11.jpg

•No Nucleus = Prokaryotic

•Function as independent organism

www.biology.iupui.edu/.../n100/images/bac.jpg

•Classified by the way they get their food.

•Consumers

•Decomposers

•Producers

•Cyanobacteria

upload.wikimedia.org/wikipedia/commons/thumb/

•Three main types

•Heat lovers

•Salt lovers

•Methane Makers

Binary Fission

•Reproduction in which one single-celled organism splits into two single-celled organisms

www.emc.maricopa.edu/.../BIOBK/69091a.jpg

Bacterial Reproduction• Some species of bacteria undergo binary

fission every 30 minutes. If they began with one bacterium, how many bacteria would there be after….– I hour– 2 hours– 3 hours– 4 hours– 5 hours