Women who drink are more likely to develop than men who drink the same amounts. a. liver damage b. heart disease c. breast cancer d. all of the above

Hummingbirds drink nectar from flowers, while robins eat plant seeds. what does this reduce?

Which of the following is the most likely outcome of global warming

When is your breathing likely to speed up? a. when your white blood cells increase b. when your cells need more energy c. when your heart cells need more carbon dioxide d. when your blood cells have too much oxygen