Segmentation is the subdivision of the body into segments or metameres. True segmentation is found in which of the following phyla? A) Annelida, Mollusca, ArthropodaB) Mollusca, Chordata, AnnelidaC) Arthropoda, Annelida, ChordataD) Arthropoda, Chordata, Porifera

Arthropoda, Annelida, Chordata. (Ans. C)

Explanation:

Segmentation occurs in the body plan in which recounted body units are organized along the anterior-posterior axis, because of it the body of the species is divided into segments.

Segmentation in the body structure is essential for permitting movement and the evolution of specific body parts and also helps in allow regeneration in certain species. Segmentation occurs in three phylum Arthropoda for example fruit fly, Annelida such as leech, and Chordata such as a mouse.

the pic attached shows the stages of mitosis. hope it !