Means that life is sacred or special.
It usually links back to the idea of God creating life and giving it as a special gift.
Knowing some quotes is going to be very useful in the exam. Here are three from the Bible which are very useful.
Psalm 139v13-16 - we were made as intricate and precious beings with a destiny
Genesis 1v27 - God created people
Exodus 20v13 - the 6th commandment...
Some of the main ideas about sanctity of life can be summarised as -
Life is a God gift
Life should not be destroyed
Human life is precious
All life deserves respect
God has a plan for every human life