_________ are poisonous substances produced by certain molds that can cause liver damage and death.

While in class, Barry can’t seem to sit still. He constantly taps his feet on the floor and frequently shifts his position. The energy Barry uses for these involuntary movements is classified as _________.

In general, fresh fruits and vegetables are good sources of _________.

Leptin is a hormone that reduces hunger.

Which of the following conditions or situations increases a person’s metabolic rate?

Sylvia has hemochromatosis. Which of the following conditions is a common sign or symptom of this disorder?

The introduction of iodized salt in the 1920s dramatically reduced rates of _________ in the United States.

Basal metabolism includes energy needs for _________.

In the human body, water is involved in _________.

While sitting at a desk, Lisa talks on her cell phone. In terms of energy use by the body, talking on a cell phone would be considered as _________.