Choose the best definition of homeostasis. A. The stable internal conditions organisms maintain
B. The sympathetic nervous system
C. Stressors or changes in the environment
D. The fight-or-flight response

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When water freezes, it . contracts expands

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