The contributes a clotting component to semen that activates a protein that causes semen to stick to the inside of the female reproductive system rather than flowing back out after ejaculation.

step 1 is radiation step 2 is conduction

Explanation: step 1 is radiation because the sun is giving off heat radiation which is heating up the sand without the sun actually touching it

step 2 is conduction because your foot is actually touching the sand and the sand it hotter than your foot, so the sand transfers its heat to your foot until your foot is as hot as the sand