By what differ light and heavy immunoglobulin molecule chains?

1. By molecular weight
2. By constant and variable parts of chains structure
3. By kappa and lambda chain types
4. By gene sequence
5. By biological functions
What answer is correct?
Options
  • A. 1 and 2
  • B. 1 and 3
  • C. 1, 4 and 5
  • D. Whole answers are correct
  • Correct Answer: Option D