In order to detect a signal (that is, to be a target cell), a neighbor cell must have the right receptor for that signal. When a signaling molecule binds to its receptor, it alters the shape or activity of the receptor, triggering a change inside of the cell. Signaling molecules are often called ligands, a general term for molecules that bind specifically to other molecules (such as receptors).
A chunk paragraph is just a way of developing your skill in writing - it is a style or format which forces you to explain your ideas and arguments. Here's you do chunk writing: Write your topic sentence.
definition paragraphs. Page history last edited by PBworks 9 years, 10 months ago. A definition paragraph is a paragraph explaining a term or subject, so your audience comprehends the topic of the paragraph. This can be done in three different ways: Synonym, Class, and Negation.Synonym is explaining the term by using the words that mean the same thing. EXAMPLE: To procrastinate is to slack.age history last edited by PBworks 9 years, 10 months ago. A definition paragraph is a paragraph explaining a term or subject, so your audience comprehends the topic of the paragraph. This can be done in three different ways: Synonym, Class, and Negation.