Capital Punishment - Quick & Clear Bible Study

Is capital punishment, aka the death penalty, Biblical?

Verses used in this study:
Genesis 1:27
Genesis 6:5-8
Genesis 8:15-21
Genesis 9:5-7
Exodus 20:13
Exodus 21:12
Galatians 5:14
Acts 25:11
Romans 13:1-4
Matthew 5:39
Romans 12:17,18,21