1. What is blood urea nitrogen?
2. Which of these diseases has a clear genetic cause?
3. Not all animals have the same type of digestive system. In cows and other ruminants, several different stomachs are part of the digestive system. Why do different animals have different digestive systems?
4. Which of these pathogen:disease pairs is correct?
5. A miracle of modern science is the heart transplant. Doctors, using the still viable heart from a deceased person, can replace the heart of someone who has a bad or damaged heart. The doctors simply put the patient on life support, remove their heart, put the new one in and shock it back into rhythm. Why does electricity reactivate the heart?
6. What is the name of the gland analogous to the prostate gland, but found within females?
7. Which of these organs secretes glucagon?
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