Fiber and other indigestible carbohydrates are partially broken down by the bacteria in the:

The smallest units of life are _____ .

People who are lactose intolerant:

The ____ system aids the digestive system by secreting hormones which regulate how much we eat and how quickly food and nutrients travel through the digestive system.

The glycemic index is a measure of:

Gallstones can interfere with bile secretions and reduce fat absorption.

Food still in the lumen is not available for use by the cells inside the body.

In the figure below, which direction will the water move due to osmosis?

While studying the pond water wet mount the organisms were swimming to the left, which way should you move your slide to keep them in view?

What two tests can be done to test for starch digestion?