What impacts from an oil spill, fertilizer runoff, and pollution have on the coral reef ecosystem?

How are tumors cells different from normal 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

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?