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what are bones made out of?Prediction We think bones are made out of minerals.Answer bones are mostly made out of collagen,minerals and carbonate. www.emedicinehealth.com

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Why are  body organs important?prediction we think our body organs are important because they help you live.Answer organs help us by letting us smell , taste and feel.
www.gogsat.com

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Why do we have the heart in the middle. Prediction our prediction is that the heart is in the middle because it is closer to the trachea and it gets more air.  Answer the heart is in the middle of your body because those are the hearts strongest chambers.www.woot.com

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Do we have muscles everywhere in our body. Prediction we think we have muscles everywhere in our body because those muscles keep our bones strong.
Answer muscles is a discreate organ constructed of skeletal muscles.
WWW.innerbody.com

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Why do we have saliva? Prediction We think we
have saliva it because helps us digest food easier                  Answer
we need saliva because it keeps our mouth moist and comfortable..     www.webmd.com

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How can digestion take so long. Prediction We  think digestion takes so long because it needs to go through most of your systems.               Answer  when you eat something it takes about six to eight hours to pass through your stomach and then it goes through your large intestine for further digestion.    www.mayoclinic.com

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How do we have allergic reaction? Prediction we think we have allergic Reactions because our body is warning us that something  is happening to us.Answer the immune systems starts fighting substance  www.webmd.com

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Why do we bones?Prediction if we don't have bones we would flop around and not be able to walk.Answer the skeleton supports our body and protects our internal systems. WWW.gridclub.com.       Facts bones help you with mostly everything like walking, running and to play sports. If we have no bones we cant move properly.
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Why does our blood circulate? Prediction We think your blood circulates because you need it for your body or the else you will die.            Answer oxygen rich blood moves through your pulmonary.               www.leehealth.org