Which Is the Likely Order of Evolution of Snake Venom

question 61

Multiple Choice

Which is the likely order of evolution of snake venom?
I. diversification of venom genes
II. duplication of defensin gene
III. single copy of defensin gene
IV. gene recruitment in venom gland

• A) III - II - IV - I
• B) III - II - I - IV
• C) IV - II - III - I
• D) IV - I - III - II