lno motn $uoct0nS ' lndN\dw\ segmcnrs oC chvontsmes (genes)
ccnto\n'$ne \n6 to rnoke pcteN controltrng
rnost ce\l ochvrtles
nuc\@s pyo{des nh to Yesl o$ ce\ to functnn
ocrurote\g
chromot\n netv'rorL (nterPhose)
drttused fovm oP chromosom€S
at'ot.lno rnqx.surhce fov qcttve
metoE$ltstng ce}\s'. Contqtns bNA
''.
\.- --__:} n dc\eoD\qs
"c6itir-n[
rn
V l'1 iois ; rnotecu\gs neeaed
/ t to rfi}te. nucl€tc octos
nuc\eo\qs
( suntheqse ruboscrnes
nuc\eor membrone o€
creotes q borner'ionsrsts
i iinrt msnbYones
'
nuc\eqr Pore
io,vor ercf'onge of moteYiq\s -
ix*.^ern nucYecrs t c,gtoP\osrn
rnhen ce\\ begrnS h, , C.JnromoSOmeS beCOrne Vrsibte
chromqttn con'tolnJ ,
DN\ (deoxsnbonuclerc qcd) - SH1f*$*TJr\b
contro\llng 159 cell
DNh m0\e(u\e:g:deor0v\
Protttns (hrstones) - ifrH't-1
DNA r.round
arcr-r nd hlsl ones
!nu.r.oro*e
, c I-l r0ln0 s0 rne \
conlotn tb chYomos0mes (zl porrs) nhere 4t normq\ ond 2 sex
sex ones ontq frurr{ rn
J
eqch chromosome' hos one verq lonq
- d:iJIgKA mo\ecu\Q
urhtch rs {r\ded qnd bound or-ound hrstores \
- 2'2rl, nbd{
most of cetl cyde, rnlerphose
DNA rn very \ong strqnds cotled chromqfrn
rr'rhen ce\\ pretrrq to durde '. grophose
DNA rnust ,poc[\ uP (chromotrn condenses)
thrs condensed = chrornojome
vrrthrn th.r.lor" ttto coPles qttqched
U[ cen*omira crectrnj irster chromotdl
Forhl
uac< offA tillnMd
qnd orsnKEo