1.4: Results

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1. Make drawings of several of the bacteria from each of the four prepared slides and indicate their approximate size in micrometers.

Staphylococcus aureus

Escherichia coli

Diameter = _____ micrometers

Shape =

Arrangement =

Length = _____ micrometers

Width = _____ micrometers

Shape =

Treponema pallidum

Spirillum

Length = _____ micrometers

Width = _____ micrometers

Shape =

Form =

Length = _____ micrometers

Width = _____ micrometers

Shape =

Form =

2. Make drawings of several of the bacteria from each of the four demonstration slides and indicate their approximate size in micrometers.

Micrococcus luteus	Neisseria gonorrhoeae
Shape = Arrangement =	Shape = Arrangement =

Streptococcus pyogenes	Bacillus megaterium
Shape = Arrangement =	Shape = Arrangement =

3. Make a drawing of several yeast cells and indicate their size in micrometers

Saccharomyces cerevisiae

Diameter = _____ micrometers

4. Make a drawing indicating the size of the bacteria and yeast observed above relative to the diameter of your hair.

Saccharomyces cerevisiae

Diameter = _____ micrometers

Contributors and Attributions

Dr. Gary Kaiser (COMMUNITY COLLEGE OF BALTIMORE COUNTY, CATONSVILLE CAMPUS)