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A polypeptide is a chain of amino acids connected by peptide bonds. Proteins differ from polypeptide in the size and structure, where proteins are longer complex chains of amino acids
Father, baby and bedroom for playing with toy, bunny and love for happiness, care and bonding in home. Happy dad, child and rabbit toys for kid, helping hand and together by bed in morning at house
methanol molecular structure 3d, flat model, methyl alcohol, structural chemical formula view from a microscope
A joyful woman with her dogs in a lush meadow, embracing the beauty of nature and the bond with her pets.
Smiling grandfather and grandson using mobile phone

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