Using the solubility graph below, which salt is the least soluble in water at 10°c? (graph above)

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes

Lumps of iron and manganese ore called can be harvested from the seafloor near underwater volcanoes.

Which of the following best demonstrates the unity among all organisms? matching dna nucleotide sequencesdescent with modificationthe structure and function of dnanatural selectionemergent properties