For homework answer one of the following: 1. Choose one type of cancer and answer a. What causes this type of cancer (virus, chemicals, radiation, or unknown)? b. What treatment is available? c. How dangerous is this cancer?OR 2. Some hospitals are giving new parents the option of saving the umbilical cord blood when a baby is born.  Answer: a. Why would parents want to save this blood? b. What are some benefits and drawbacks to this practice.OR3. Imagine that farmers were able to easily clone any animal in their flock.  What would be some advantages and disadvantages of this?  What ethical issues can you list that relate to cloning?