Question

The 'royal jelly' on which queen larvae are fed contains

• A. 10-hydroxy-trans-2-decanoic acid
• B. 10-hydroxy-cis-2-decanoic acid
• C. 10-hydroxy-cis-4-decanoic acid
• D. 10-hydroxy-trans-4-decanoic acid

Hint:

The chemical marker of royal jelly is 10-HDA, which possesses a trans double bond at position 2 of the 10-carbon chain.
Always look for "trans" and "2" in the option text.

Answer 1

The Correct Option is A