The noun research is an uncountable noun, a word for the systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.
The noun research is a word for a concept, expressed as some research, a lot of research, a little research, etc.
The word research is also a verb: research, researches, researching, researched.
Research cannot be in the plural because it is an uncountable noun.
No, "scientist" is a singular noun used to refer to an individual who conducts scientific research or experiments. The plural form of "scientist" is "scientists."
Histologies, would be plural of histology.
The plural of trivia is "trivia." The word "trivia" is considered a mass noun, so it does not typically have a distinct plural form.
The word necessary is an adjective and so doesn't have a plural noun. The noun form is necessity and the plural is necessities.
Research cannot be in the plural because it is an uncountable noun.
The plural form for the demonstrative pronoun this is these.
The plural form of the word "inferno" is "infernos."
The plural form of the word "ranch" is "ranches."
There is no plural form for the word, countries. This word itself is a plural.
There is no plural word for if.
The plural form is data.
The plural form of the word "baby" is "babies."
The plural form of the word "pharynx" is "pharynges."
The plural form for the word 'pioneer' is pioneers.
The plural form of vow is vows.
The noun 'research' is singular; there is no plural form. Multiples are expressed in units describing the research, such as a body of research, works of research, or results of research. The word 'research' is also a verb (research, researches, researching, researched) and is sometimes used as an adjective, such as research student, research funding, etc.