Which theory states that life arose from pre-existing life. Explain.

Abiogenesis theory states that life originates from pre-existing life.

Assertion : Rudolf Virchow modified the hypothesis of cell theory given by Schleiden and Schwann. Reason : Cell theory says that all cells arise from pre-existing cells.

Life originates from pre-existing life according to Oparin.

Which of the following is not correct? (a) Robert Brown discovered the cell. (b) Schleiden and Schwann formulated the cell theory. (c) Virchow explained that cells are formed from pre-existing cells. (d) A unicellular organism carries out its life activities within a single cell.

Who said that organisms develop from pre-existing organisms?

What is the religious theory regarding the origin of life? Explain.

Assertion (A): The first form of life could have come from pre-exiting non-living inorganic molecule. Reason (R) :This the basis of chemical evolution of life.

In 1953 S.L. Miller created primitive earth conditions in the laboratory and gave experimental evidence for origin of first form of life from pre-existing non-living. Organic molecules. The primitive earth condition created include.

Which of the following scientists said that life orginated from simple amino acids?