Q1 of 30 Page 1

Name the material used as matrix in gel-electrophoresis and mention its role.

Agarose is the material used as matrix in gel-electrophoresis.

Agarose is a polysaccharide polymer material, extracted from


seaweed. It produces sieving effect to separate DNA fragments.


More from this chapter

All 30 →
2

State one reason for adding blue-green algae to the agricultural soil.

 3

Give one example each of a fungus which reproduces by:

(a) Budding


(b) Conidia


 4

State one reason why breast-feeding the baby acts as a natural contraceptive for the mother.

 5

Identify and write the correct statement:

(a) In Grasshopper males two sex chromosomes are X and Y type.


(b) In Grasshopper males there exist XO type of sex-determinants.