How many days did yolanda stay in the philippines area of responsibility?​

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.

What is the role of the phospholipid belayer in cellular transport in living cells