Multicellular organisms have division of labour. Explain.

A multicellular organism is lartger due to

Give one reason why multicellular organisms require special organs for exchange of gases between their body and their environment.

Analogous organs have a

The process of spore formation takes place in many simple multicellular organisms which have certain reproductive parts that can be identified. (i) Name the organism using this process. (ii) Name the reproductive and non-reproductive parts of such organisms.

[A] : Unicellular organisms occur in 3 kingdoms . [R] : Multicellular organisms also occur in 3 kingdoms .

Multicellular producers belong to kingdom

RNA polymerases in eukaryotes show division of labour. Substantiate.

RNA polymerases in eukaryotes show division of labour substantiate.