Agroup of scientists have proposed a new theory about biological evolution. the new theory would be reliable if other scientists prove the results non-testable other scientists repeat and match the results it is not supported by lengthy data and observation it is accepted as a universal law of nature

Other scientists repeat and match the result.

Explanation:

A scientific theory can be define as the description for the cause of natural phenomena. This is supported by evidences obtain by experimental process.

A scientific theory is said to be reliable when similar results obtain by the other scientists on application of the same concept or methodology as in theory.