Related Clues:

• A sharp rejoinder
• Quick and clever or angry reply
• So to come once more into the company of the backward revolutionary, that will answer
• One might go off in church, by the sound of it
• The answer is a scientific one
• That answer is about wrong
• The sort of answer one might get from the laboratory
• The answer is in the laboratory
• It's about what's wrong for a reply from the laboratory (6)
• The answer of the lab
• A reply from the laboratory
• The response of the scientist about what's wrong
• This reply comes from the lab
• A reply from the lab
• About the wrong reply from the lab.