II-3: Biološke membrane 1-4 Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Zgradba membrana (plazmalema)

A

fosfolipidni bisloj - polarne glave ven, nepolarni repi noter
vmes beljakovine

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

Prenašanje snovi v/iz celice poimenovanje

A

v - endocitoza
iz - eksocitoza

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

vrste endocitoza

A

fagocitoza - celica obda hrano z membrano - nastane mešiček s hrano
pinocitoza - celica obda del citoplazme - nastane mešiček z raztopljenimi snovmi
endocitoza z receptorji - pinocitoza, le da je prepustna le za nekatere raztopljene snovi

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

voda pomembnost

A

polarna - visoka specifična toplota, kohezija, raztapljanje vsega
anomalija - led plava, jezero ne zmrzne

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

Oblike transport

A

pasivni
mešani (cotransport)
aktivni

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

vrste pasivni transport + kaj

A

difuzija - majhne polarne snovi, nepolarne snovi
olajšana difuzija - večje polarne snovi
osmoza - voda

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

Opiši hipotoničnost, izotoničnost, hipertoničnost,

A

hipotonično - v okolici premalo topljenca - voda vdre
izotonično - ravno prav
hipertonično - v okolici preveč topljenca - voda uide

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

Rastlinske celice + hipertonično okolje =

A

plazmoliza

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

Opiši kotransport

A
  1. I gre proti EKG
  2. I gre v smeri EKG, vendar vezan na II
  3. II tako gre proti EKG
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Opiši aktivni transport

A

proti EKG
potrebna energija

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