Aresource could run out thousands of years from now. a. renewable b. nonrenewable c. renewable or nonrenewable

What are genotypes? what are phenotypes?

About how much of the cell mass is watet

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