Pour off the ethanol dissolve the precipitate in buffer or water blend the sample add protease or sodium acetate add the detergent add ethanol centrifuge the sample

the tricuspid valve is present between right atrium and right ventricle

essentially, one bacterial cell splits into two daugurer cells. bacterial offspring don't need or get care from their parents because they are in a sense their own parents. that said, some bacteria can and do depend on other bacteria especially in harsh environments such as bacterial microfilms in hot water tanks.

can i have a list of the items?