Amendment status not verified — confirm the current text below against the official source.
Whenever the opinion of any.living,pel>son is relevant, the grounds on which such opinion is based are also relevant. . lll'ltst1'ation. An expert may give an account of experiments })6rformed by him for the purpose of forming his opinion. - ~ j i ,I ! Opinion on relationshi p, when rele- \'ant. ", tIi Grounds of opinion, wbell relevi1n1. CHARACTER WHEN RELEVANT.