I'LL GIVE POINTS! What is meant by cell differentiation?

A. It refers to the ability of cancer cells to spread.
B. It refers to the damage to genetic material that causes cancer.
C. It refers to the way different types of cells look and function.
D. It refers to the way cancer cells differ from normal cells.

When a patient becomes angry or embarrassed that they are being asked for payment, what you do to lessen the negative reaction?

Matching: 1. first used by europeans as a local anesthetic; now abused for its euphoric effects 5 marijuana 2. found in coffee beans, tea leaves, and cocoa beans 2 heroin 3. prescribed for pain involving serious injury or surgery 1 morphine 4. illegal derivative of morphine that is sold on the street as a white powder 6 caffeine 5. can evoke feelings of terror and panic 4 lsd 6. causes user to experience a conscious dreamlike state 3 cocaine

Explain why many people are concerned about uv rays? explain what causes the skin to burn in the sun? explain why people should avoid the sun if taking a photosensitive medication?