Molecules & Fuel
We need to breathe in these molecules from the air to keep our bodies alive.
What is Oxygen?
This system transports molecules to and from all cells of the body.
What is the Circulatory System?
These are tiny organisms made of a single cell.
What are Bacteria?
A proposed answer to a question about the natural world.
What is a Claim?
This is the ability to make things move or change.
What is Energy?
These molecules are the building blocks of proteins, found in foods like beans, meat, and eggs.
What are Amino Acids?
This system takes in food and breaks it down.
What is the Digestive System?
This term describes all of the microorganisms that live in a particular environment, such as the human body.
What is a Microbiome?
Information about the natural world that is used to support or refute a claim.
What is Evidence?
The body's use of molecules for energy and growth.
What is Metabolism?
The body gets these molecules by breaking down foods that contain starch, such as fruits and grains.
What is Glucose?
This system takes in oxygen and releases carbon dioxide.
What is the Respiratory System?
These are medicines that kill microorganisms, especially bacteria.
What are Antibiotics?
The process of making clear how your evidence supports your claim.
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What is Reasoning?
A process in which atoms rearrange to form new substances.
What is a Chemical Reaction?
This is a type of energy storage molecule made of many glucose molecules connected together.
What is Starch?
These tiny structures make up all living things and are the smallest units able to perform life functions.
What are Cells?
This is a sickness caused by harmful microorganisms.
What is an Infection?
A claim supported by evidence is called this.
What is a Scientific Argument?
The chemical reaction between oxygen and glucose that releases energy into cells.
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What is Cellular Respiration?
A molecule made of carbon and oxygen atoms that is released by the respiratory system.
What is Carbon Dioxide?
A set of interacting parts forming a complex whole is known as this.
What is a System?
This word means "too small to be seen with the naked eye."
What is Microscopic?
This term refers to the relative size of things.
What is Scale?
In a healthy body, systems work together to ensure every cell gets these three specific molecules.
What are Oxygen, Glucose, and Amino Acids?