VOICEOVER: Enzymes of the digestive system ... This video from the Biology with Dr. Chris van Tulleken series explains key scientific concepts and processes related to energy, food chains and ...

VOICEOVER: Enzymes of the digestive system ... This video from the Biology with Dr. Chris van Tulleken series explains key scientific concepts and processes related to energy, food chains and ...

Moistening saliva fed into the mouth from nearby glands starts the process of chemical digestion using specialized proteins called enzymes. Secreted at various points along the digestive tract ...

Now, a team of scientists at the Indian Institute of Science (IISc) has devised a way to break down this biofilm barrier, using an enzyme from the cow's digestive tract. The findings were ...

Damage to the mitochondria, the 'power plants' of the cells, contributes to many diseases. Researchers now describe how cells with defective mitochondria activate a special recycling system to ...