Tropical rain forests and coral reefs are examples of ecosystem with low biodiversity. True or False?

False. Tropical rain forests and coral reefs each have many different species living among them. Therefore, They would have a high biodiversity. Hope this helps!

C) to ensure each new cell has an exact copy of the dna

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.