Which type of bacteria can be found in pairs chains squares of four cubes of eight or grape like clusters

The green colored pigment in chloroplasts is? a. nitrogen b. chlorophyll c. chlorophorm d. chlorofloromethane

Which of these is the best source of stem cells and minimizes the risk with cell transplantation

An organism lives in a container with very little oxygen. it produces ethanol and carbon dioxide as waste products. which process does it use to produce most of its atp molecules? a. lactic acid fermentation b. glycolysis c. electron transport chains d. alcohol fermentation