What process is the foundation of almost all food webs?

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms