The large diversity of shapes of biological molecules is possible because of the extensive presence of in the molecules.

Which locations on the map are low-pressure areas? a b c d e

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal

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