Characteristic shapes of individual bacteria cells

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1- How is the DNA of prokaryotes organized? In chromosomes? If so, how many, what shape?

2- what are the characteristic shapes of individual bacteria cells? Give Latin and English terms.

3- why do Gram-positive bacteria retain the violet dye?

4- what is the difference between a chemolithotroph and a chemoheterotroph?

5- Differentiate between the following sets of related terms:
A) prokaryotic/eukaryotic.
B) obligate anaerobe/facultative anaerobe/obligate aerobe.
C) Gram-positive/ Gram-negative.

6- The Gram stain test separates most types of bacteria into two groupe. What steps are involved in this test?

 

Reference no: EM1393889

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