Explain how the Y are able to support the stem so that it stays upright​

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.

a compound light microscope is used to magnify objects in steps.  

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