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Summary Biologie Kwartaal 4 Opsommings

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No
Which chapters are summarized?
Kwartaal 4
Uploaded on
February 24, 2023
Number of pages
11
Written in
2022/2023
Type
Summary

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BIOLOGIE OPSOMMING:


SELMEMBRAAN:

 Die selmembraan omring of sluit die inhoud van die sel in.

 Dit is dun, lewende membraan.

 Dit beheer wat in die sel ingaan en wat daar uitgaan .

 Die selmembraan laat net sekere stowwe toe om in die sel uit te

gaan.


KERN WAT DNS BEVAT:

 Die kern kom in feitlike alle lewende plant- en dierselle voor .

 In dierselle le dit gewoonlik naby die middel van die sel .

 In plante word die kern naby die rand van die sel aangetref.

 Die kern is rond en word gewoonlik deur n kernmembraan omhul.

 Die kern bavat DNS

 DNS is die afkorting van deoksiribonukleiensuur

 DNS- molukes bevat die erflik eienskappe, soos of iemand blou of

bruin oe het

 Hierdie inligting word van die organisme se ouers geerf




2

, VERNAAMSTE PROSESSE van respiratoriese

stelsel:

 Asemhaling – om in en uit te asem

 Gasuitruiling – die uitruiling van gasse vind in die longe plaas, en tussen

die bloedvate en liggaamselle, deur middel van die proses van diffusie.

Diffussie is wanneer stowwe uit n gebied met hoe konsentrasie na n

gebied met lae konsentrasie beweeg totdat die konsentrasie in albei

gebiede gelyk is

 Asemhaling – wanneer energie uit voedsel in liggaamselle vrygestel word.




ASEMHALING:




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