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Which of the following is linked to approximately 32% of cancer deaths?

When the body releases cortisol and epinephrine, the heart rate accelerates, and hearing and vision become more acute. What is the term for this?

Which term refers to substances that cause cancer?

Which stage of sleep is characterized by slow and even brain waves and is most necessary for growth and rest?

What is one effect of having more muscle mass?

A healthy, realistic goal for weight loss is to lose ________ pounds per week.

Homeostasis is a state in which

Where does the antibiotic penicillin come from?

Match the following pictures of biomes with their names:    

Creative intelligence consists of the information processing skills that underlie all intelligent acts.