2.2.10 PYRHNAS

Question 1

poy vrisketai to genetiko yliko tou eykar kyttarou?

Answer 1

pyrhnas

Question 2

apo ti perivalletai o pyrhnas?

Answer 2

apo eswteriki kai ekswteriki pyriniki mem/ni oi opoies apotelountai apo dipli strwsi fwsfolipidiwn
oi 2 pyrhnikes mem/nes diapernwntai apo porous apo tous opoious dierxontai diafora viomoria.

Question 3

ti periexei o pyrhnas

Answer 3

plasma(pyrhnoplasma) entos tou opoiou me idiki xrwsi vlepoume to inwdes yliko ths xrwmatinhs pou periexei to dna

Question 4

xalara organwmeni xrwmatini

Answer 4

euxrwmatini, gonidia energa

Question 5

suspeirwmeni xrwmatini

Answer 5

skoteinh, eteroxrwmatini, gonidia anenerga

Question 6

xrwmatoswma

Answer 6

h sympyknwsh ths xrwmatinhs sth kyttariki diairesi

Question 7

prwteines xrwm/twn

Answer 7

istones
H1 H2A H2B H3 H4

Question 8

8 MERH ISTONWN

Answer 8

allhl/sh istonwn k sxhm/mos 8merwn sta opoia sym/xei 2 fores h kathe proteini H2A,H2B,H3,H4

Question 9

PYRHNOSWMATA

Answer 9

dna pou perielisetai gyrw ap ta 8meri kai dimiourgei ypomonades apo 200 prp noukleotidia se ayta proskollatai h H1

Question 10

ποιοι μικροοργανισμοι αποτελουν εξελικτικο κρικο μεταξυ ευκαρυωτων και προκαρυωτων;

Answer 10

δινομαστιγοφορα φυκη δεν εχουν πυρηνοσωματα και εχουν πλ λγτρ οργανωμενο δνα οπως και οι προκ

Question 11

τι ο πυρηνισκος

Answer 11

περιεχει γεν πληρ για βιοσυνθεση rrna trna