Let's start by playing the Evolution 101 video. (I highly suggest to turn on Closed Captioning by clicking on the "CC" on the video) According to the video, natural selection relies on what two key "ingredients"?(1 point)

Responses

Reproduction and Variation
Reproduction and Variation

Life and Death
Life and Death

Small populations and Emmigration
Small populations and Emmigration

Strength and Perfection
Strength and Perfection