Question

Schleiden and Schwann proposed the cell theory on the basis of
A.Their observation
b.Observations of Hooke and Brown
C. All observations on the cell
d. Observation made on the nucleus of the cell​

Answer 1

Answer:

In 1838 Schleiden defined the cell as the basic unit of plant structure, and a year later Schwann defined the cell as the basic unit of animal structure. Schleiden and Schwann articulated their observations as a unified theory—the cell theory—in 1839.