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☆☆☆☆☆Electrons in atoms and molecules, etcare rearranged. This results in chemical bonds forming or being broken and thus new substances being formed.
Electronsare rearranged.
Carbon, hydrogen, nitrogen, oxygen, and (often) sulfur. All amino acids contain the first four; cysteine and methionine contain sulfur as well. Some proteins have "cofactors" or other unusual groups which can contain just about anything... for example, the protein hemoglobin contains a heme group, which has iron at its center.
DNA and RNA
In chemical reactions electrons are involved.
Not ALL reactions are chemicals. When chemicals reacte with other chemicals it is called as chemical reactions.
Biologically, they show that the female is ready for childbearing.
saturated fats
. whyOnly D sugars are biologically important?
compare and contrast theory of emotion
If you mean reactants, they are the substances that react with each other in a chemical reaction.
Activation energy is energy or power conducted that can be instantly activated for use when flick a light switch you used activation energy.
Unhealthy products are the products which is not suitable for consumption. Foods after expiration date are unhealthy products.
