Answer:
the enzyme helps to break down food, the enzyme is in the
saliva. It can break down a big food molecules and divide it into a
simpler food molecules so that it can be digested. . Enzymes are
complex proteins that speed up the rate of chemical reactions.
Answer: a
Explanation:
Because the top predictors only eat meat, and not the plants, so if you take out the primary consumers, then the top predictors will begin to die out.
The heart pumps blood because it has to carry out blood and oxygen cells throughout the body.
Hopefully this helped.
Phagocytosis is the engulfing of solid particle like substances by wbcs especially neutrophils
EPITHELIAL CELLS: Are specialized cells that transport, protect, absorb, secrete and provide sensory signals. Epithelial cells are specialized cells that are found in many organs.