Aumenta la proporci n entre el rea de superficie y el volumen ... se asienta. las c lulas externas pierden su flagelo, migran al interior y forman los coanocitos ...
These animals are also triploblastic they have three embryonic germ layers. Organ-system level of organization more division of labor among their organs.
Lophotrochozoa ... These are the Mesozoa, Nemertea and four phyla grouped ... made up of only 20-30 cells arranged in two layers, which are not homologous to ...
The vast majority of animal species belong to the clade Bilateria, which ... Phylum Mesozoa is considered a 'missing link' between protozoa and metazoa. ...
Mesozoa. Year. Number of species . Octocorallia. Year. Number of species . Pennatulacea. Year. Number of species . Actinaria. Year. Number of species . Antipatharia ...
Animal Bauplan Symmetry and complexity Chapter 3: Animal Architecture * * * * * * * * * * * * III. Symmetry Radial symmetry: body parts organized about a center axis ...
Title: Major Divisions of Life Author: kmcghee Last modified by: schrader Created Date: 8/24/2003 7:39:20 PM Document presentation format: On-screen Show
Filo Moluscos N mero de especies Caracteres Generales del Filo Moluscos Caracteres Generales del Filo Moluscos Clasificaci n del Filo Moluscos Clase Caudofoveados.
Lion = top predator. Rat = omnivore. Cat = low trophic level predator. Ant = omnivore ... Predators eat their prey, such as lions, mantids, sharks etc. ...
Chapter 25. The Animal Kingdom I: Introducing the Invertebrates. The Diversity of Animals ... Invertebrates that live in freshwater are more likely to have protected ...