- ANS-
_________ arise from cellular strains that differentiate early in development, inside the
blastula or gastrula degree - ANS-Tissues
Animalia - ANS-nation of multicellular eukaryotic heterotrophs whose cells do now not have
cell partitions
are ctenophores cnidaria? - ANS-No
Are sponges Eumetazoans? - ANS-Sponges have no tissue layers consequently NOT a
Eumetazoan
Arthropods are - ANS-protosomes
Arthropods are characterized through - ANS-jointed appendages
Characteristics of Cnidaria - ANS-- Diploblastic
- Radially Symmetric
- Tentacles around mouth for catching prey
- Tentacles have cnidocytes (stinging cells)
- Blind Gut (single mouth/anus)
- A species can have a polyp stage, medusa stage, or both
- Solitary or colonial
Chordates are the sister organization to - ANS-Echinodermata
Chordates have what kind of symmetry - ANS-bilateral
Cnidarians have _____ tissues layers which include.... - ANS-, endodermis and epidermis
Cnidarians have a mesoglea, that's - ANS-surrounded by using epidermis on the outside and
endodermis at the inside
Cnidarians have nematocysts for - ANS-meals acquisition
Ctenophores - ANS-Comb-jellies; species in this phylum have a radial body plan however a
drift-through gut; they propel themselves by means of cilia arranged like a comb alongside
the lengthy axis of the body.
Diploblastic tissue layers - ANS-ectoderm and endoderm