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Bone marrow makes blood cells (about a trillion a day) and stores nutrients.

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Around what age do your bones start fusing?

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Bone marrow produces blood cells and

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How do bones grow?

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How much energy does it take to break a bone (taken from stand up hand up pair up)

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How do new bones grow?

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Can we have extra bones and how do they affect the body?

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How do the cells in our bone get nutrients

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Which Bones form first

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How does milk help our bones?

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Why is our bones white?

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When you break your bone how does it recover?

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What happens when you break a bone?

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How many bones are in the human skeletal system?

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What part of the bone fixes itself when it breaks?

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What does bone marrow do?

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What happens if someone is born without a specific bone?

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If the CO2 is exhaled then were does the Water go?

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There is a gas exchange that takes place in our alveoli and the oxygen that we breath in, goes into our blood stream through the capillaries that surround our alveoli and the carbon dioxide that is in the capillaries goes into our alveoli where we then breathe it out.

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How does oxygen get into our blood stream?

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Do the other things that are in the air we breathe go into our blood stream or just oxygen?

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When we breathe in something toxic, does it affect all parts of our respiratory system?

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Respritory system model

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What does the body do with all the other elements that are in air

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hard time to breath?

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How much air do we inhale when we breath a long breath

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Why does the people with as-ma can breath?

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Why does the people with as-ma can breath?

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What makes some gasses poisenous and others fine?

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Why does helium make our voice high pitched?

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How many organs are in your respiratory system?

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What is the air that we breathe in made of?

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In the 5.4 lab, cellular respiration took place which made us get the results that we did for this lab and also yeast has stored food which is why the balloon on test tube three blew up even though there was no sugar in that test tube.

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What happened in the 5.4 lab that made only the third and the fourth balloon blow up?

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Well white blood cell help to fight the infection

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Veins carry blood to the heart and arteries carry blood from the heart.

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the cells help you to make it better

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If bone marrow creates blood cells then how does the blood get out of the bone?

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why does our skin turn purple when we restrict our blood flow to a finger (putting a rubber band around a finger for example)

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Do platelets ever not dissolve and clog your vessels?

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How many veins do you have?

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What causes the valves in the cirulatory system to close and open?

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Blood vessels are active parts of the circulatory system and help the body in the following three ways:

1. Deliver oxygen and nutrients to cells

2. Carry away waste products

3. Help maintain blood pressure

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Is the heart the only organ that is part of the circulatory system?

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How do seeds still grow despite going through the digestive proccess of bears?

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How many veins do you have in your body?

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WHat if you have cancer can it effect your digestive system?

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yes if we didn't had it we will be ... not human.

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Your sphincter stops the stomach acid from coming back up through your esophagus.

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How does the body know when it needs to throw up.

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Is the digestive system the main subsystem in our body?

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Why are some foods able to be digested while others are not?

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Does our blood reproduce?

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No, the cells make the stomach acid like reproduction.

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When we get dicey why do we puke?

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I learned how the food digests in many parts. Every organ has their own way to digest. It alll begins with the mouth.

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When we are upside down what stops acid from coming up and burning out throat and mouth/ body

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How do we make stomach acid?
Does it reproduce?

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The tissue that lines the stomach secretes a mucus to protect the stomach from digesting itself.

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When we eat candy and finish it the taste still there, why?

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The corn dint digest proporly and that made it to come out like that

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Does you stomach ever run out of acid?

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Why do we poop corn?

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What makes someone throw up?

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what does stomach acid contain and what does it make to burn the food when it digests.?

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If you stomach is "suddenly ruptured" then why doesn't the stomach acid spill out and burn the rest of you? I've never heard of this happening, why doesn't your body burn.

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The cells lining the stomach produce a think mucus to protect the stomach from the acid inside it.

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How does someone trow up?

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Stomach acid burns , so why the stomach is not burning?

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When we ate the cracker why did my throat got dry?

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WHen you have sore throat.what does the cells do?

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What  is you have dysgeusia whitch means no tast buds?

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What causes foods to digest at different rates?

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How long does it take for certain foods to digest?

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Why doesn't the stomach digest itself?

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so the digestive also help us to become a system.

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How many cells make up our digestive system?

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I know DNA tell them how to reproduce, but how do it tell the cells were to go so its the same everything a person is born (most of the time)

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We are a system cells makes us a system the digestiv system is a sub system hat interacts to eachother to live.

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How people go from 1 cell to billions with different types?

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How often do cells reproduce?

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What happens when cells in your body die?

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What will happend when we die and the cells are going to die to?

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How many types of cellare in our body?

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Are all cells in your body part of a subsystem?

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Are different types of cells different colors, I see the pictures but were they colored in?

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What makes cells different colors

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Amoeba is pond water and they are single cell

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Yes, cells are the smallest unit of life.