The Biological Problem of To-day

very sexual cell, and each of which is supposed to contain the inherited material necessary for a complete new orga

or hypothetical ultimate uni

living matter, accor

he nuclear material of germ-cells; idioplasm i

y, definit

m-cell

lular org

m-cell

lity of c

ells, as, for instance, in the transformati

explained in

licated process of n

ess complex chemical bodies by