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.
The verb comes before the subject. The subject is a collective noun. 1. The Verb is a form of be, have, or do. Make sure a linking verb agrees with its subject, not with the word or phrase that describes the subject. Incorrect: The worst backyard pest are squirrels.Correct: The worst backyard pest is squirrels.2.he subject is an indefinite pronoun. What is an indefinite pronoun? A pronoun that does not replace a specific person, place, or thing; it is general (i.e. someone, anyone, everyone, each, every, some, all). Most indefinite pronouns are either always singular or always plural.