After stranuous exercise sore muscles can often occur because of?
-a stretching of the muscle tissue
-too much oxygen in the blood
-a build up of lactic acid in the tissues
-too much glucose in the blood

Select the correct answer. a chestnut-colored horse mates with a white-colored horse to produce a brown and white spotted offspring. what is the type of inheritance pattern?

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 difference between an igneous, sedimentary and metamorphic rock