A concentration gradient of a substance across a membrane represents potential energy because it drives diffusion
Answer:
carbon dioxide
Explanation:
we inhale oxygen and exhale the carbon dioxide
Use the chem reference table to figure it out
Table R states that an alkene (double bonded carbon) has a general formula of Cn H2n so look for any formula that has 2x the number of hydrogens then carbon
A peptide bond is a chemical bond formed between two molecules when the carboxyl group of one molecule reacts with the amino group of the other molecule, releasing a molecule of water (H2O). This is a dehydration synthesis reaction (also known as a condensation reaction), and usually occurs between amino acids.