Can someone pls help me with this?

What is used as a template during replication? a- mrna b- trna c- rrna d- dna

The result of saul's disobedience was1. samuel became the next king in place of saul.2. agag, the king of the amalekites broke free and killed saul.3. the lord rejected saul from being king.4. he was sent to live with jesse in bethlehem.plz plz

Which molecule is called the "molecule of hereditary?