Which best describes consumption of glucose in the Krebs cycle? A.
The Krebs cycle runs twice for each molecule of glucose consumed.

B.
The Krebs cycle consumes one molecule of glucose in each cycle.

C.
The Krebs cycle consumes two molecules of glucose in each cycle.

D.
The Krebs cycle runs four times for each molecule of glucose consumed.

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

What kind of bond is created by the attraction between atomic particles of opposite charge? ionic bond hydrogen bond covalent bond nuclear bond

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.