Related Clues:

• Rule prohibiting certain actions
• Would his job on board be to get the Rolls started?
• The sort of suit that might do for court dress
• It would be a fault to follow one's forte with this
• That gets 17 across back to inheritance
• In jeans, by the sound of it - up, too
• In this one is not bloody relative
• It's in the form of a helix, and there you have it
• And it turns in the form of a double helix
• In the chromosomes - also goes the wrong way
• It's in a double helix and it's 1 across
• In this has no relation in blood
• In this is by marriage
• Murphy's is well-known
• Type of firm in "The Firm"