branchiostegal membrane मीनिंग इन हिंदी

उदाहरण वाक्य

1. Counterillumination ( or counter-lighting ) involves the production of light by the fish for the purpose of organs called photophores, of which they have between 3 and 7 & ndash; usually 6 & ndash; on the branchiostegal membrane along the lower edge of the chest and belly.