Similar to how molecules are made of , atoms are built from .
Similar to how molecules are made of , atoms are built from .
For example, the number of in an atom gives it a chemical identity.
are subatomic particles that do not have an electrical charge.
The negative charge on helps some atoms interact with other, positively charged atoms.
Both DNA and are made from many .
Organic molecules are made of the atoms carbon, hydrogen, and oxygen; all are organic chemicals.
Both DNA and are made from many .
Both and carbohydrates are important biomolecules in nutrition, because they provide and store energy for the body.
Many biomolecules, such as proteins and , are polymers made of similar molecular building blocks.
Just as atoms are made of many subatomic particles, and are made of more than one atom, proteins are made of more than one .
Just as atoms are made of many subatomic particles, and are made of more than one atom, proteins are made of more than one .
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