CELLULAR ORGANIZATION OF LIFE 



11 



B Muscle 



A Egg and Sperm 



C Blood 



g^m^^ 



< V ff 



'It*. '« 



...., •■jfn.-.^f. 



is. V.;'..:; o' ..:■' ■■■ :.;■}■■ * 



i^^rfrwin 



r/Ak\i*^ 



E Epithelium 



Fig 7. — Various types of cells, highly magnified. A, egg and sperm of 

 Segmented Worm; B, muscle cells (unstriated) from bladder of Frog; C, one 

 white and three red blood cells of Frog; D, pigment cell from skin of Fish; 

 E, epithelial cells (ciliated), including a gland cell, from intestine of Dog; F, 

 nerve cell (neuron) from brain of Mouse. 



