Can be used by cells to store energy, form biological membranes, and serve as chemical messengers

The best way to tell its true color is to look at the minerals streak

Many archeologists and anthropologists disagree with dr. thorne's view.  thorne strongly believes that what many calls "homo erectus"  was in fact  homo sapiens,  and that they migrated out of africa almost 2 million years ago and dispersed throughout europe and asia. that's way different  from what scientists have always believed about the evolution of the species.

It's definitely not b or c, it's either a or d but i can't figure out which one sorey