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 answer is Formation of microspheres or vesicles

Explanation:

Tried the RNA catalyze answer and it was wrong

this protocol provides a detailed procedure for nucleoprotein extraction from cultured cells and tissues in an efficient manner.

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.