Human insulin when synthesised in the body needs to be processed before it can act. Explain giving reasons.

Amino acid not synthesised in human body is

A fatty acid not synthesised in human body is

Plantlets produced in the laboratory need to be hardened before transplanting them in the field. Explain why they need to be hardened and how it is carried out.

In pea plants, the colour of the flower is either violet of white whereas human skin colour shows many gradations. Explain giving reasons how it is possible.

How can Hardy-Weinberg equilibrium be affected ? Explain giving three reasons.

(a) Describe the process of transcription in bacteria. (b) Explain the processing the hnRNA needs to undergo before becoming functional mRNA in eukaryotes.

(a) Describe the process of transcription in bacteria. (b) Explain the processing the hnRNA needs to undergo before becoming functional mRNA in eukaryotes.

"Large scale cultivation of spirullina is highly advantageous for human population."Explain giving two reasons.

"Large scale cultivation of spirullina is highly advantageous for human population."Explain giving two reasons.

In human insulin is synthesised as a prohormone, which contains an extra stretch called :-