THE PHYSICAL BASIS OF LIFE 273 
between animal sarcode and vegetable protoplasm upon an 
unassailable basis, and therefore he has received the title of 
Fic. 88.—Max ScuHuitze, 1825-1874. 
“the father of modern biology.’ He showed that sarcode, 
which was supposed to be confined to the lower invertebrates, 
is also present in the tissues of higher animals, and there ex- 
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