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By: Katherine Pease 7 th Grade Science. 1. What organelle performs similar tasks to the excretory system? Lysomes : they remove waste from the cell. The.
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Biological systems need energy! To do work Chemical activities Growth Movement Reproduction Repair ? Stored in CHEMICAL BONDS.
End Show Slide 1 of 37 Copyright Pearson Prentice Hall WarmUp Answer the following questions: 1.What are the 3 main types of blood cells? What are their.
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DIGESTIVE SYSTEM OBJECTIVES: List the major organs of the digestion system. Distinguish between mechanical and chemical digestion. Relate the structure.