Assertion: sponge's cell | /r/CapableOf | attach to adjacent cells
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Source sentences:
text: Degnan pointed out in the Nature paper that an animal's cell must recognize self from non-self, identify certain features and chemicals of its environment, attach to adjacent cells, process sugars for energy, separate body cells from sex cells during embryonic development, grow and divide in a controlled manner, defend itself from harm, destroy itself when needed (in programmed cell death), regulate gene function, and differentiate between cell types during development.