A plasmid that is attached to the cell membrane or integrated into the bacterial chromosome is called an episome (q.v.). Plasmids are extremely valuable tools in the fields of molecular biology and genetics, specifically in the area of genetic engineering (q.v.).
A gerund is a form of a verb used as a noun, whereas a participle is a form of verb used as an adjective or as a verb in conjunction with an auxiliary verb. In English, the present participle has the same form as the gerund, and the difference is in how they are used. When used with an auxiliary verb (is walking), it serves as a verb and is the present participle. When used as an adjective (a walking contradiction) it is also a participle.
Participial phrases always function as adjectives within a sentence. Gerund phrases. Gerund phrases consist of a gerund and any objects and/or modifiers. A gerund phrase can look similar to a participial phrase because the gerund has the same form as the present participle.The main difference is that the gerund (phrase) functions as a noun (ie.subject, object, subject complement, appositive), and the participial phrase as an adjective. Verbal Phrases. By clicking on a bubble, identify the highlighted verbal phrase as infinitive, participial, or gerundive. verbal is a verb form that does not serve as a verb in the sentence. Instead, it functions as a noun, adjective, or adverb. There are three types of verbals: infinitive, participial, and gerund.