FORMATION-. in 



require the store; ovum and ten thousand follicular cells unite' 

 i" pn-p.ire and to hoard a pabulum for an organism whose 

 father exists as yet only in prophecy and in fortune; a "nur-e" 

 ci-11 arises in a distant part, migrate- with its supplie- and un- 

 erringly delivers all to the egg whose prospective accomplish- 

 ment only ran use or require them; or, again, 33 in some hydroids, 

 several adjacent ova laboriously produce a -olden store which 



tlier with their own existence they place -acriticially upon the 

 abar of po-terity giving all to a more opulent neighbor, who 

 through the combined accumulations of main gatherer- ran the 

 more adequately and assuredly provide for the beginning of an 

 indi\ idual that is to be. 



Nor i- Mich apparent teleology ab-ent from the\r\ chem- 

 ical composition of the material that is stored. The developing 



mi-m requires above all else a store and -omve ,,i , -m -i 

 ami one notes that yolk the material actually stored i- richer 

 in lecithin and fat than is any other product n| the bo<l\ ; and 

 fuit her that t In -e constituents are the one- \\ hii h i arrv tar more 

 ener-\ pri unit of weight or volume than do an\ other-. 



\\lien, ho \\ever, one turns to the sort of \..lk formation <!<- 

 -..i i beil in this paper, yolk formation which be-in- in -ubdiied 

 and a 1 1 .1 i, f.illii les, among cells largely "soinati/ed " and doomed 

 in certain de-i iteration; when one con-ider- the utter blimlne-- 

 in\ol\ed in these ill-conditioned cell.- phr into a nio-i 



active ]>roductioii of excessively rich loud-, ( ,nly to cast them 

 into the formless spaces of these spent cap-ule-. one ran n-ali/e 

 that the pr. .. ss of yolk building actually can be as grotesquely 

 ab-urd and inappropriate as it has else\\ here -eemed replete \\ ith 



ill-i-tellt teleoliigy. 



ORATORY OF EXPERIMENTAL TllKRAPEl'l l> -. 



I i! u-irv OF CHICAGO. 



i<.ii. 



