M phase Cyclin–CDKs

In human - cyclin A-CDK 1

cyclin B-CDK 1

In budding yeast - CIb 1/2/3/4-Cdc 28

TLS Online TPP Program

#Id: 538

#Unit 2. Cellular Organization

Some bacterial species are pleomorphic. Example: genera Arthrobacter, Corynebacterium, Mycobacterium, Mycoplasma, etc.

TLS Online TPP Program

#Id: 539

#Unit 2. Cellular Organization

Helical bacteria with: 

1. Less than one turn- vibrioid shape

2. Complete turn- helical shape

TLS Online TPP Program

#Id: 540

#Unit 2. Cellular Organization

Protein filaments in cytoplasm are responsible for the rod and helical cell shapes of bacteria.

TLS Online TPP Program

#Id: 541

#Unit 2. Cellular Organization

Flagella may be:

1. Peritrichous

2. Monotrichous 

3. Lophotrichous

4. Amphitrichous 

TLS Online TPP Program

#Id: 542

#Unit 2. Cellular Organization

Hook and filament are composed of monomeric subunits (flagellin) arranged in a helical fashion. 

TLS Online TPP Program

#Id: 543

#Unit 2. Cellular Organization

Glycocalyx is a viscous polymer that is external to the cell wall and composed of polysaccharide, polypeptide, or both. For example: Bacillus anthracis produces a capsule of D-glutamic acid