Thyroxine is the main hormone secreted into the bloodstream by the thyroid gland. It plays vital roles in digestion, heart and muscle function, brain development and maintenance of bones.
A singular subject is a noun or a pronoun for just one person, place, or thing. A plural subject is a noun or a pronoun that is two or more persons, places, or things. Exampl â¦ es: Singular subject: The boy came for lunch. He was hungry. Plural subject: The boys came for lunch.
Simple Subject and Simple Predicate. The subject of a sentence includes the noun or pronoun along with all the words that modify, or describe it. The simple subject is the noun or pronoun all by itself. The light blue shirt with the colorful pattern was her favorite top.