Arock contains 12.5% of its orignal k40 (half life = 704 million years). how old is the rock?

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

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 was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?