MK's Zoology

Wednesday, May 27, 2020

Metamerism in Annelida

Metamerism | Evolution of METAMERISM | Theory of Evolution of Metamerism | B.Sc 1st Year

Hi Everyone

In this video I will teach Paper 3 - (Higher Non-Chordates) of Semester 2 of B.Sc Zoology Honours . The Topic name is Evolution of METAMERISM of Unit - 1 .

Semester 2-
Core Paper 3- Coelomates/Higher
                          Non-Chordates
Unit 1 : Annelida
Topic- Evolution of Metamerism
            1 Introduction
            2.Characteristics
            3.Types
            4.Theories of Metamerism
                (a) Pseudo-metamerism Theory
                (b) Cyclomerism Theory
                (c) Corn or Fission Theory
                (d) Locomotion Theory

Link of the Video........ https://youtu.be/nuWBrirGmQI

Evolution of Coelom

Hi Everyone
In this video I will teach Paper 3 - (Higher Non-Chordates) of Semester 2 of B.Sc Zoology Honours . The Topic name is Evolution of COELOM of Unit - 1 .

Semester 2-
Core Paper 3- Coelomates/Higher
                          Non-Chordates
Unit 1 : Annelida
Topic- Evolution of Coelom
           1. Acoelomate
           2. Pseudocoelomate
           3. Eucoelomate
               (a) Schizocoel (Protostome)
               (b) Enterocoel (Deuterostome)

                * Somatopleure
                * Splanchnopleure

"Theory of Evolution of Coelom"
     (a) Schizocoel Theory
     (b) Enterocoel Theory
     (c) Gonocoel Theory
     (d) Nephrocoel Theory