The two hornlike processes that serve as attachment sites are the
(choose all that apply.)
a. ramus
b. greater cornua
c. mental protuberance
d. lesser cornua
e. coronoid process

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