Why does your stomach hurt when you havent eaten then you do?

Aflashlight battery is an example of a) potential energy b) kinetic energy c) thermal energy d) solar energy

What is the role of the phospholipid belayer in cellular transport in living cells

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