What happens in the stomach?

A. Salivary amylase breaks down the food.

B. Waste material is expelled from the body.

C. Water and nutrients are absorbed.

D. Large proteins are broken into smaller proteins.

What cells make up the kidney?

If people stay awake for days in a row, what happens to their alertness?

What types of gases were found in the primordial earth?

Why is telophase more vulnerable?

What is double and helical about the double helix?

A hiker climbs a hill. How does the potential energy of the hiker change as she climbs higher?

Match the following events with the appropriate stage / process of cell division: Centrosome movement Homologous chromosomes separate DNA exchange Chromatids separate A. Prophase I B. Anaphase I C. Crossing over D. Anaphase II E. Prophase II F.

What are the 3 smaller parts of an atom? what are their charges?

List five invertebrate groups in the animal family tree

Where does the energy that drives the water cycle come from