Which of the following organisms possess an e | vedclass

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(B) An endoskeleton is a skeleton found within the interior of the body of an animal. In humans,the endoskeleton is made of bones and cartilage. In Ba

Vedclass · Accepted Answer

Humans and Balanoglossus

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(B) An endoskeleton is a skeleton found within the interior of the body of an animal. In humans,the endoskeleton is made of bones and cartilage. In Balanoglossus (a hemichordate),the proboscis contains a structure called the stomochord,which is often considered a primitive form of an endoskeleton. Earthworms and cockroaches possess an exoskeleton or lack a rigid internal skeletal system. Starfish possess an endoskeleton made of calcareous ossicles,but among the given options,the most appropriate grouping for organisms possessing an endoskeleton is humans and Balanoglossus.

Which of the following organisms possess an endoskeleton?

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