Answer:
Playing single tennis or riding a bike on a hilly surface
Explanation:
i think it's this one
Epithelial cells are packed tightly together. The cells form a continuous sheet forming a barrier between internal organs and the outside environment. It protects the tissues that lie beneath from physical trauma, invasion of pathogens, toxins, radiation, desiccation etc.
Enriched with Calcium. Our bodies cannot absorb many of
<span>the vitamins and the calcium in soymilk.</span>