Consider only combination joining of gene segments and association of light and heavy chains,

Consider only combination joining of gene segments and association of light and heavy chains,

Q1. Consider only combination joining of gene segments and association of light and heavy chains, how various different antibody molecules potentially could be generated from germ line DNA containing 500VL and 4JL gene segments and 200VH. 10DH and 4JH gene segments?

Q2. The nursing instructor is talking about myocardial infractions (MI) to her junior nursing class. What will the instructor tell the students are the most ordinary cause of an MI?