The two phases in the life cycle of coelenterates are the polyp stage and the medusa stage. The polyp stage is characterized by a tubular body with tentacles facing upwards, while the medusa stage is characterized by a bell-shaped body with tentacles facing downwards. These two stages alternate in the life cycle of coelenterates.
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no,deuterostomes only develop their nus fist.
deuterostomes
No, chaetognaths are not considered deuterostomes. They belong to the phylum Chaetognatha (arrow worms), which are classified as protostomes. They are characterized by certain developmental and anatomical features that distinguish them from deuterostomes.
Deuterostomes
Deuterstomes
organisms with a complete gut
deuterostomes
Deuterostomes. All chordates such as birds and mammals are deuterosomes.
Echinodermata
Protostomes .
No, sponges are not deuterostomes. Deuterostomes are a distinct classification of animals characterized by a particular pattern of embryonic development, which includes echinoderms and chordates such as humans. Sponges belong to the phylum Porifera, and they are considered one of the most basal and primitive animal groups.
True