The animal phylum most like the protists that gave rise to the animal kingdom is _____. see concept 33.1 (page 688) view available hint(s) hint 1. consider which of these exhibits the least complexity and is the "basal group" of the animal kingdom. the animal phylum most like the protists that gave rise to the animal kingdom is _____. see concept 33.1 (page 688) ctenophora porifera cnidaria lycophyta echinodermata