Question

For each of the 5 bacteria on this list:

•Repor Gram Stain reaction results.

•Assign shapes with terminologies.

•Estimate their sizes in micrometers.

1- Staphylococcus epidermidis

2- Straptococcus pyogenes

3- Mycoplasma pneumonia

4- Salmonella enterica

5- Hemophilus influenza

Answer 1

1.For each of the 5 bacteria on this list according to Gram Stain reaction,shapes with terminologies and sizes in micrometers.

bacteria	Gram Stain	shapes	sizes in micrometers.
Staphylococcus epidermidis	gram-positive	spherical or ovule arranged in grape-like clusters. cocci	1 - 2 um
Streptococcus pyogenes	gram-positive	round shaped arranged in a chain-like passion. cocci	0.6 - 1.0 um
Mycoplasma pneumonia	gram-negative	spindle-shaped or elongated.	0.1 - 0.2 um
Salmonella enterica	gram-negative	rod-shaped. bacilli	2 - 5 um long and 0.5 - 1.5 um wide.
Hemophilus influenza	gram-negative	round or rod-shaped. coccobacillus.	0.3 - 1 um