Which statements are correct concerning human dna?
a. it contains 23 chromosomes
b. it contains 46 chromosomes
c. each strand contains chromosomes from one parent.
d. each chromosome contains 23 genes.

Which process must a cell undergo top identical cells at the end of cell division

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

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