Safari

relative clause

The relative pronoun can define the subject or the object of the verb:

They’re the people who/that bought our house. (The people bought our house. The people is the subject.)

They’re the people who/that she met at Jon’s party. (She met the people. The people is the object.)

Here are some cells which/that show abnormality. (Some cells show abnormality. Some cells is the subject.)

Here are some cells which/that the researcher has identified. (The researcher has identified some cells. Some cells is the object.)