No todas las bacterias son perjudiciales los lactobacilos son bacterias que ayudan en la digestión
Answer:
sry I just wanted the points I'm in middle school so I don't know this stuff either but can you give free brainlyest I'm soo close to my next rank
D- weight is a measure of the force of gravity on objects
Digestion occurs when food is moved through the digestive system. It begins in the mouth and ends in the small intestine. The final products of digestion are absorbed from the digestive tract, primarily in the small intestine.