Answer: from the tea to the air
Answer:
Enzymes are biological catalysts. Catalysts lower the activation energy for reactions. The lower the activation energy for a reaction, the faster the rate. Thus enzymes speed up reactions by lowering activation energy.
Explanation:
Answer:c. small intestine
Explanation:in humans, digestion is extracellular.specific parts of the digestive system has specific functions.digestion involves the mechanical breakdown and chemical breakdown of food.
These chemicals called enzymes requires specific conditions to be effective.the salivary glands found in the mouth is the first enzyme that food encounters in the digestive system.this gland produces amylase which acts starch.
The stomach mixes food mechanically with enzymes such as the gastric juice containing pepsin.
Digestion initiated in the stomach continues in the intestine,here pancreatic juice from the pancreas and bile from the liver acts on ingested food.
11.To protect the internal organs against attack or damage
2.To give structural support to the internal organs, muscles and sinuses
3.To facilitate the movement of limbs & appendages.
