Question

Glycogen estimation of different organs of some selevtive edible fish from pravara river, tal.Rahata, dist. Ahmednagar (m.S.) india

Answer 1

Cartilaginous fish have a skeleton made up of entirely of cartilage ,while bone fish have a skeleton made up of bones. another striking difference is the gills. the bony fish have the membrane that covers the gill slits, while there cartilages fish have their gills exposed, without any protection.