New-York daily tribune., 1856-08-26


p'r cd vbo hat rm l. develop Il, aLd sh-r 10 tbe
eeVeiol fD+tt "t 'hG g''m insfo'uoed tho-- pto
t'b e. G tuu,gre ard davcopm.G al oct - xica taoSe
ni cioIe cf the ur-t complies +-d Orglnisn sr. in
ursto VI" q ocrsli7 .tOu bcyOud the IrI- fact of
We r'D UNITY Of ths ,gg hss b,<u obtsin-1 ia the
con rniHon which Ina been b,tw.on the egg
erc IT." teir"n's cf The structure VI reanz"1 bodies
m 9ci lt AL laU'S iOr lbstsrce all .5's "l pltut,
A. rtoly zen NADER moG.r mtgAifyirg pO Eers
Li To tcihnt Ot hthn bat MI, snd these c-;s
sc trgr tn!leT 10 tho-e prD'Ive eggs -
that re usy cay tha' al egg s only . cell,
AID though The cellular structure of animals
Is lot ~ pl-n ~ that Of vegetables, tho-- Who h,v.
cr, Ced ,tsir s,u0y 70 this are well dGar tts sam.
tissue ar IN rrahy only nuliPi,d cells -. thea,
The egg May be ~ ncd Il. colt, and We CJIr 10 this
ssptihlizoton tht lot o y is thcre a confJrm b.
tween the eggs CT al snInss, AZ peri,d of N r
elo~,b, but that this hDcy-.he primitive ogg-ls
LOtbiug bet ce, aud isi that ced does Mt
taly or frors he cells cat Of which are blil up the
boeieo of pant. aud oMu..l> Here, then, Sc have
ftacttd post ~ which say tbs: all org lc
structurcs Ond AZ beginnings OF ne~ Individuals Dr
iorgIg tn organic kn gfOtns, are GELS To approtcl
the qufe etion of tue iprrn,0n or ongI1 t egg: We
usy, peihsps, best begin by z ance ~ tbs mode Of
multiplication of ccls IN olIn1s or q, the mHtplca
tlob Of ctus IL plants. suppcse We have oae single
cril cs,t ON weed which /, mOylOS through the
water, GDo this simple coll 10 that shape Prof ASss-
-iy cf,y tie uaTeLt .c5-1eed by a figure Ike the
Of sleLCcT boat civden by sea- "a II, and the
ell 10y tle eip'icdI bag lucloeIpg another IS the
White OF egg lnclUoes the yJk That ccu after re-
vCyilg FOR time in water assumes more t!Ongte
,Aape und when il hos become 'nucn lUn9-r th-a
broad, by o ansvet-s paruTon t1Iown ars, tro
the tru oppo.ite wall II il divided into two cells
Here we lave np increase b. division. 1hc.e &c "a
A,e again divided, r'il aoherlDg together aud 80
ihcy grow spL, sn indttin'e Lumber Of IL, u having
been flu,d, We have what W had before. parent
--anctLtI vegetable thread th chauhels dividi ts
boy. Whit takes pi.ce then That orgnal cell
ConaiDs yctsslvcy minute sranules the innrI LuccUs
osaplt als, src nothing bur graLu,S LEFT. Iacs-
e;Gnucr have Otiot IN the cells they all rotate aud
. 4
;lou IS trtebsled with deteruinatc direction in
the genp, Cbara III which tie OiGng cells have dlf-
icr.h ClcuetiUn. Sore of these grsnues Increase,
and If VIC Examine them We fud h It they hollow
btgs. The compact grain has spelcd Into btg,
wlich is ebaigtd by absorbing more -ub.ts1ce from
Ce shd ss cnaiges the fame process IL r7pe4;ed
wuhn II, Hbd some Of its gsnui-s forms nucleus,
sno here We hlye The orsIaal bag, 80 h-rr We
heYe two ways oi multiplication Of cells by divi-
slor, AID The oher BY formation within cells These
Two uuys Lave tc-n observed by,t iD plau,s az sni
nlsls. Now let us IIhnne he's the egg grors. Per
bs ~ th, find sim ar ~ oei ween the growth of
al ,gc and tho gIowih of eel We may have SID
Uult alton 10 appiOac1 the question OF the on IN Of
eQg, bmUDg TIT structure OF eroels Il, us consider
tie egg, WAN H. yok, envelope, slteaL membr.ae.
iis sCiIn tive Vcsic'e, ana grrmuBt DOTS Pro
fssor Aga.s ,kttched them on tue black ,ari A.
lie ham, item. l.ctihe egg be a hens egg snd sup-
Pore that in tte ulcs OF the oyary .c,ct an egg
a tb9t It il inysb. 10 the una,s,'ed eye and re-
uuDts nj iOrcOpt 20 see IT, Then the y9lk membrane
wiz coItuiu perfectly trai rparcht dnd oea iuous
iluld; ih- gcnlnsivc vesclc will be trausparcn' aua
TIC ctmiuatiVr dots will be fsv faint ssecks.
Nov, that egg, compared With the egg - have
them Gt tIcsktast, vrry difler.Lt thi0g, aud
yet il is tie ssnr al ina ls gbtcf und sppla Isa l.
ll,Io il cacartOu- cao. dIawIng egg about ten
tbous8no times as large Is the microscope dO' ,h
rprs tee the other liu,d with IRA az protect
Ig th, inttrIai turiacc OF tue che u second mem-
hihLe covers the wlite OF the egg; tncn cJmes tre
wiie, surperolIg tie yOlk By q rtrIuy q white more
tenacious tlaL apy Other pHi toen the yolE III
lrt,r thl VOL -Scirh nfuts ~
tain part il always uppernost. Nov, whlt part OF
that eau be impaired 10 the microscopic rgg2 Toe
yCk Only. a he other parts are dccessO Y Oy. and
dtIn,o to pI,ttct the yOurg in its peculiar mode of
development in tbc bird and ae 60 uncasentia 10 the
egg, To ge. that thee par hot fiuud at all io
many OIL animals. Tn. shell Is entre wan'ug ID
ftytIa of our sU,kes al the egg covered ny he
bare Oily Ia oheIs these memb :anes dieap Jc,r;
i'll oibts be Dtc wlaoh rounds egg disc pp-ar
and hrd CIgs pi,Ity il the anm-l kln, dom rbi b
Uuly coi sst yolk wI.a a s,rfvundiug Now
that surrounding cn may on'i't OF seveidi the
nneiuo-t orS j. essential TIE iLnctmost alo c the
yolk nItmtraht; yoA may recognize Ii wI.n break
ilg tcn's egg-that thin mlnbrdAe wbca prevents
the yolk fer, flowing our. You csn take a-iy all
the - % tba the yUk only Is eft. That vc mrL-
bralt inch il diameter and cOntaps va mass
of yOlk. II II so Opaque that YOU can SOS nothing
through it. Now wn,t difference between that
yoik, sp itch in diameter and the other. winch
sppcais dot uLc"r a magnltying power
OF 9 600 diame,ers. The tfao.pareGt bag of the co;
hic the oleque n-emb:anr Of tue y9k an in'1 Ia a
oI ia g.d AZ thICkened into he complete y0lk meU.
b'sue How tas that tasen place IN thi. way:
Itis tranSparelt fluid has Sc ueo 10 becOLe n"buod,
Ii Is Wien cuu pared to trans af. 1t fluid 1he.
sinh 81 to q Detuls-to Milky Way IL tlc beiveas,
wheD Il ooy a oim streak OF ght, cr Ike some
YhIts when uuder the magnifying pDw Of the
effooie ln this nebulosity We see the sranul s. few
OF lA,n and re fg grvss larger they 60, - ~ 10
ket tie Jro,Dii N 10 ha, sizs. tnr Instance these
co.s wi pg llkc .bls ld2uri"g PLAIN cl'cle on the
blsc bcaT .Dc soin' 81 The III " even appear hollow
l..
iOs'r 1t may SEEN a. large ~ tha. ~ iuc1 IN
olar Ct,i th,n fLd distinct ioles and III these
yesic l. lclcaied what We saw tese sc7 the egg
lie f. Wo have ecuuine sIimel cells foTn' d in a
tcaIt tpa1ept liquid who. by their multiplication pro-
ouce the yplk ss APPEAR nn ipcn IN ci1m ter IN
tee scu.t egg. So tee sfor of tas' 'gg, the 'om.-
ton Of tie !oh. may thsie'cre be couptrca I the
formation Of The gianulc The vegetable ccl, aad We
see that ths argrIuelt Of this cell chlee egg
dertcal with The en- irse II ut which tue in-I cell
unC ergcts ourns gro"th. - hcie W. hove CON
iout, Now ct 2Oto the b, glhiug,i tht formation
of The cell. suPposr W. take mas of ol-'ry on,
mater whttLor It IS animal o, vegetable, T do
and shake il in VIA, w rraucc I. 10 !.tle
elObuts y shaking Supp,e tuat, IN sdd l9n +" 'ne
OIL iniiUoLco ITO the via certain 4morlt VI q
bum, white Of sn egC-8no shake the two together
we sba! not Only Obtain htte g'cbu'es, IN. We
.Ial obtain little giObuts around Which theIo ehs
be Gf aUumiIOus oostng-vc sha have iit mass
ipc.itd III Nd albuminous coa'irg No~ rho boa, u,
hl .als c.rsio,s the ovsry aud it, pfot'acoos of
.ccuu ulsops Of lat and dePUsits of alou neG. sge
&C -pblly sotn mrlcOsopc gUsuics ol Oly suOs an,
ilrtd iu the Jvary winch Presented al toe character
Of D2i. oil lgobul.r except the dark outline which
[ i ony cooues PIE ort az he ecges when caccd o1
llass u er the microscope Increase the tnchce, 4
tie R.buuIn0us coating, apo the gobns becpme
move transparent about the edges; Increase !, slh
further sIO let the tpg grow larger, and you see Two
edges one O. TIE o sno he other Of the bUnen' aaG
If bcrou ,s MIRO trn.paI,ut. We have no. sort ot
olsnic soap ipcloscG ~ an sbImu'u' coa,ing' wut.
Ia heN.ue rrnslart nj, ara III process ol tImc '"'c
i q Ltbulosl:y developed, % p''s's Mt IN "P.
Eealance OF cstinst glsnu.tf. Tnry sw'! An soo"s'
tn, III m un ne tht tty overtbr o,hefs ~, sppc-r