The decomposers are at the end of the food chain..
Explanation:
Because, decomposers are the last orgainsms that depends and decomposes all other organisma in the food chain..
The answer is; endoskeleton
An endoskeleton allows for smooth and steady growth unlike in an invertebrate with an exoskeleton that needs to shed their skeleton during irregular growth spurts. An endoskeleton is significant for leveraging (like an anchor) skeletal muscles hence enabling the animals to grow big and is able to support their own weight.
Your answer is: Cancer
If a checkpoint fails or if a cell suffers physical damage to chromosomes during cell division, or if it suffers a debilitating somatic mutation in a prior S phase, it may selfdestruct in response to a consequent biochemical anomaly.
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