Phenylalanine, tyrosine, tryptophan. Aliphatic amino acids: These are ones which have aliphatic groups like -CH2- in between carboxylic and amine moiety. They are the ones excluding aromatic amino acids from the above list of both essential and non-essential ones.
What is a paragraph? A paragraph is a collection of related sentences dealing with a single topic. Learning to write good paragraphs will help you as a writer stay on track during your drafting and revision stages. Good paragraphing also greatly assists your readers in following a piece of writing.
Introduction: The beginning of a work that leads into the main body of the work. Paragraph: A group of sentences focusing on one idea or concept, which begins on a new. line and ends with a return to a new line. Transition: Movement from one idea or concept to another in a creative work.