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.).
Gerund and Infinitive: Whatâs the Difference? Knowing the difference between gerund and infinitive can save you from making costly grammar mistakes when writing. In a nutshell, a word formed from a verb acting as a noun and ending in ing is a gerund. Infinitive phrases â normally referred to as infinitives â are formed with the word to in front of a verb.
Participles: participles are part of the verb, and they are a different part of speech. That is, they come from the verb, but they cannot be used as verbs (they don't have subjects, for example). They are often used as adjectives in German.German has two types of participles: present and past.ne can run (run is the verb), or one can run quickly (run is the verb, quickly the adverb). You can have an egg (noun), a cooked egg (egg is the noun, cooked the adjective), or a well cooked egg (egg is the noun, cooked is the adjective describing what type of egg, and well is an adverb describing how it is cooked).