What was Vital force theory and how did it decline?

According to one vital force theory, ascent of sap is due to active pulsation of innermost layer of cortex. This theory was given by or In plant 'transpiration pull' theory for ascent of sap was first proposed by (a) J.C. Bose (b) Dixon (c) Strasburger (d) Sachs

What is the cell theory ? Who propounded it and when ?

What is the cell theory? Who propounded it and when?

What is the C.G.S. unit of force ? How is it defined?

Strasburger rejected the vital force theory on the ground that

What does theory of biogenesis define?

"What was Chipko Andolan"? How did this Andolan ultimately benefit the local people and the environment ?

What is energy gap in bond theory?

What was the challenge for production of insulin using rDNA techniques ? How did Eli Lilly produce insulin using rDNA technology?

All living things contain a vital force that gives them the characteristics of life.