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.
pose (third-person singular simple present poses, present participle posing, simple past and past participle posed) A family posing for a photo. (transitive) To place in an attitude or fixed position, for the sake of effect. To pose a model for a picture.