THE WALLS OF PLANT CELLS 



35 



as indicatinp- that these ,ni.-ene.s .,v mm- h.se as a con1i,MM.„s matrix of overlappino. 



posed ot eham nu.le.-nles wlii.-h are oriented .-hain moleeules, which is perforated bv a 



parallel to one aiiothei-. with speeifie and rontiuuoiis system of intermiceHai- eapil 



charaetenstie spaenij-s between the indi- h.ries (Fi- 7). In other words, micelles 



VKlnal (-hams of the ayoreoation. are no lonoe,- to be re.uarded as .liserete 



AUGUST SEPTEMBER. 



24 25 20 27 20 29 30 31 1 2 3 4 5 6 7 



Fig 9. Fluctuations i„ tenipcTatuiv during the devc.lopuu.nt of tlw rotton hair illustrated in (a). 

 Potted parts ot tlie c-urve 8 p.m. to S a.m. (a) Part of Fig. 1(, more highly magnified (x 11,400). 



^'r'f^'-"^T-'"^-r^'"^'^'^'^™^'^"'^'^^^' ,,,.,t3nites, but merely as anastomosing 



modified this classical conception, in order parts of a coherent porons matrix There 



to harmonize the conflictin<.. evidence from is mnch that can be said in favor of such 



various fields of physical, chemical and a view, since it allows for chain molecules 



Inoh.n-ieal research. He now regards cellu- of greater length, for the coherence of puri- 



