Algae have cell wall made up of:

  • Option 1)

    cellulose, galactans and mannans 

  • Option 2)

    hemicellulose, pectins and proteins 

  • Option 3)

    pectins, cellulose and proteins 

  • Option 4)

    cellulose, hemicellulose and pectins 

 

Answers (2)

 

Cell wall composition of chlorophyceae -

Inner layer is cellulose and outer layer is pectose.

-

 

 

Cell wall composition of Phaeophyceae -

Cellulosic wall, covered by gelatinous coating of algin.

- wherein

Algins are component of phycocolloids.

 

 

Cell wall composition of Rhodophyceae -

Contains cellulose and pectin along with phycocolloids and carrageenin.

-

 

 Hemicellulose and proteins are not present in algal cell wall. 


Option 1)

cellulose, galactans and mannans 

This option is correct

Option 2)

hemicellulose, pectins and proteins 

This option is incorrect

Option 3)

pectins, cellulose and proteins 

This option is incorrect

Option 4)

cellulose, hemicellulose and pectins 

This option is incorrect

option 1. cellulose galactans and mannans and also composed of pectin

 

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