Which characteristics describe cnidarians?
check all that apply.
cnidarians are vertebrates.
cnidarians are invertebrates.
cnidarians come in a single body form.
cnidarians come in two possible body forms.
some cnidarians can reproduce sexually.
all cnidarians can reproduce asexually.

Rna polymeras should attache to the promoter.

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.