Which statement about sponges is correct?
Sponges have two germ layers, which give rise to well-organized tissues.
Sponges can only reproduce asexually by fragmentation or budding.
Most sponges have bilateral symmetry.
Sponges belong to the group of invertebrates known as cnidarians.
Sponges are filter feeders.
Which are invertebrate chordates?
tunicates only
lancelets only
jawless fishes only
tunicates and lancelets but not jawless fishes
tunicates, lancelets, and jawless fishes
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