jezgra - grada i uloga Flashcards

1
Q

u kojim stanica covjeka nema jezgre

A

eritrocitima

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

građa (5)

A
  • ovojnica: unutrasnja i vanjska membrana
  • pore
  • jezgrice
  • nukleoplazma
  • kromatin (dna + protein)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

molekula dna smjestena je

A

u jezgri eukariotske stanice

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

dna + protein

A

kromatin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

sto je kromosom

A

maksimalno spiralizirani kromatin (tijekom dobe stanicne jezgre)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

2 sestrinske kromatide koje spaja

A

centromera (s kinetohom)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

1 kromatida =

A

1 molekula dna

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

broj stanica u stanicnoj jezgri oznacuje

A

vrstu

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

kakav je broj kromosoma u tjelesnim a kakav u spolnim stanicama

A

tjelesne: diploidan 2n
spolne: haploidan n

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

koliko kromosoma ima covjek

A

46

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

sto je kariogram

A

homologni parovi kromosoma poredani po velicini

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

sto nose homologni kromosomi

A

nose gene za ista svojstva, jedan od majke a drugi od oca

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

drugi naziv za spolne stanice

A

gonosomi

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

drugi naziv za tjelesne stanice

A

autosomi

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

sto su aleli

A

razlicite varijante gena za odredeno svojstvo koje se nalazi na istome mjestu u homolognim kromosomima

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

uloge jezgre

A

sinteza proteina
genska ekspresija
sinteza ribosoma
stanicna dioba