The bile duct can become blocked.
-Explain why this causes problems with the digestion of fats

Solutions to environmental problems in europe must

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii