Select the correct answer
Which statement is true for chordate nerve cord?
A.
It is dorsal and hollow.
B.
It is ventral and hollow.
C.
It is dorsal and solid.

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