Harmful or , is considered to be the source for new alleles and a main contributor to the diversity of life on earth

Provides light energy to the firsts of almost all food chains (excludes vent communities) which are the plants for photosynthesis The sun provides three things for life to occur on earth. 1. Heat. With out the heat, no life could survive. 2. Energy. Plants can combine the energy in the sun with w…

Scientists use the scientific method to answer questions. The scientific method is a series of steps. These steps help scientists (or even just people!) investigate a question.

Explanation: