Name the layer that protects the stomach cells from acid

Waste products are eliminated during urination

The brain coordinates the various systems of the body.

Teeth are covered with a thin coating of

Which plant tissue transports water and minerals from the roots to the leaf?

The movement of food in phloem is called:

Kind of nutrition in which the organisms feed on dead and decaying organic matter is ____________

1. Amoeba captures its food with the help of _________

Excess glucose is stored in the form of glycogen in the _____________

A flap of tissue that prevents blood from flowing backward