Please select the word from the list that best fits the definition

a kind of nonfoliated metamorphic rock

-coal
-limestone
-marble
-slate

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

The backbone of the double helix has an alternating molecules. what do you call these alternating molecule?

After much research and dna analysi. s it has been determined that species in the same clade are actually more distantly related than originally thought. what is one way that the cladogram may change because of this information?