If ctenophores are sister to all animal taxa, excluding cnidarians and placazoans, then: (Select all that apply.)a) ancestral sponges exhibited morphologic complexity seen in other Eumetazoans. b) the anatomical complexity of ctenophores arose independently of what is found in other Eumetazoan groups. c) the nervous system of ctenophores evolved independently of other animals. d) radial symmetry was lost in placazoans. e) None of the answer options is correct.

Pls in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.