Mycoplasma as atypical bacteria : 1.Lack DNA that is needed for their replication 2.Is not medically relevant in humans , 3.Is an obligate intracellular parasites . 4.Contains cell wall . 5.characterized by all the mentioned statements .

The difference between amphid and plasmid

As scientist had investigated evolution from a variety fields they have found

Pls me i need this ! each cell has genes activated depending on it's job and what kind of cell it is. it is the presence of that causes the repressor protein to fall off and unblock the gene on the lac operon. if a gene is turned on then it is being an additional circular chromosome found in some bacteria that is used in genetic engineering.