Question : List the features that all vertebrates show at some point i

1.	Question : List the features that all vertebrates show at some point in their development.
Answer» Solution :All vertebrates possess NOTOCHORD during embryonic stay. It is replaced by vertcbral column. All vertebrates possess pained appendages such as fins or lunits. Skin is COVERED by protective skeleton comprising of scales, feathers, hairs, claws, NAILS ETC. Respiration is aerobic through gills, skin, buccopharyngeal cavity and lungs. All vertebrates have a muscular heart with two, three or four chambers and kidneys for excretion and osmoregulation.

Discussion