True or false: a diver suffering from nitrogen narcosis will always be aware that he is impaired.

Select all the true statements about the cosmic microwave background radiation

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

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