Secretion helps in moistening the food, making it easier to swallow and preventing oral infections.
Answer:
Explanation:
Global Biosphere. Life is an integral part of the Earth system. Living things influence the composition of the atmosphere by “inhaling” and “exhaling” carbon dioxide and oxygen. ... They regulate ocean chemistry by taking carbon out of the atmosphere.
Xylem and Phloem. They are both part of the vascular tissue. Xylem is responsible for the movement of water and minerals from the roots to the leaves for photosynthesis. Phloem transports the sugar made during photosynthesis from the leaves to different parts of the plant. I'm pretty sure that water is included when the sugar is transported (in phloem) but you should just check if water is transported after photosynthesis just to make sure