BIOELEMENTUAK Flashcards

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

zer dira bioelementuak?

A
  • elem kimiko
  • materia bizia osatu
  • 25/118 taula periodiko
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

BIOELEM PRIMARIOAK

azaldu

A
  1. ugarienak (%96)
  2. egoera erreduzitutik oxidatura erraz (C/N - O/H afinitate handia)
    ** metabolismorako garrantzitsuak**
  3. atomo txiki/arin= lotura kobalente egonkor

CHONPS

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

Karbonoaren egitura bereziaren zergatia

A

egitura tetraedrikoa
1. Z=6 -> 1s2-2s2-2p2
2. bigarren geruzako orbitalak HIBRIDATU
3. sp3 x 4 orbital

ONDORIOAK:
1. azken geruzan 4 e- = 4 lotura posible
2. beste atomoekin lotzeko erreztasuna
3. biomolekula organikoen oinarria

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

KARBONOAREN 3 egitura espazialak

A
  1. HIBRIDAZIO TETRAEDRIKO= 4 bakun (109’5º)
  2. HIBRIDAZIO TRIGONAL= 1 bikoitz + 2 bakun
  3. HIBRIDAZIO DIAGONAL
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

KARBONOAREN LOTURAK

A
  1. C-C loturetan bira
  2. bikoitz/hirukoitz = sendoago
  3. molek eskeletoa C kateak : lineal,adarkatu ,zikliko
  4. TALDE FUNTZIONALAK (7)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

BIOELEMENTU SEKUNDARIOAK
zer dira?

A
  • proportzio txikian
  • funtzionamenduaz arduratu (prozesu desberdinen parte)
  • ionizatuta agertu

Na, K , Mg, Cl, Ca

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

SEK. ADIBIDEAK eta FUNTZIOAK

A
  1. Na/K = nerbio bulkada transmisioa
  2. Na,K,Cl = oreka osmotikoa
  3. Mg: klorofilaren osagai + entzimetan
  4. Cl: OREKAN MANTENDU (URA)
    - odolaren ur kopuru
    - likido interstiziala
  5. Ca:
    - osagaia: hezur,maskor,oskol
    - gihar uzkurdura
    - polen hodia eratu
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

OLIGOELEMENTUAK
zer dira ?

A
  • % 0.1 behera
  • gabezia= gaixotasuna
  • gehiegi= intoxikazioa
    2 MOTA
    1. beharrezkoak= izaki bizidun orok behar
    2. aldakorrak = organismo espezifikoek behar soilik

Mn,Cu,Zn,Co,Fe
Al,V,B,I,Mo,Si

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

Mn

A

hazkuntza faktore
kofaktore entzimatiko

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

Cu

A

hemozianina (hemoglobina de los bichos)

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

Zn

A

enzimetan

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

Co

A

B12
+
enzizmen
osagaia

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

Fe

A

osagai
mioglobina
hemoglobina
zitokromo proteina

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

F

A

osagai
dentina
hezurrak

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

Al

A

KOFAK
Loa erregulatu

17
Q

Li

A

neurotransmisore funtzioa
(depression lithium)

18
Q

I

A

tiroxina sortu =
metabolismoa erregulatzen duen hormona

19
Q

SI

A

Landare zurtoin
ALGEN oskolak (diatomea)