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The plasma membrane was discovered by wh...

The plasma membrane was discovered by whom and in which year?

A

M. Schleiden , 1839

B

T. Swhwann , 1839

C

Robert Hook, 1838

D

Robert brown, 1839

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question regarding the discovery of the plasma membrane, we can follow these steps: ### Step 1: Identify the options provided The options given are: - A) M. Sheidan in 1839 - B) T. Schwan in 1839 - C) Robert Hooke in 1838 - D) Robert Brown in 1839 ### Step 2: Analyze each option - **M. Sheidan**: He is known for contributing to the cell theory but is not credited with the discovery of the plasma membrane. - **T. Schwan**: He is recognized for his work in cell theory and is specifically credited with the discovery of the plasma membrane in 1839. - **Robert Hooke**: He is famous for discovering cells in 1665, but not the plasma membrane. - **Robert Brown**: He is known for discovering the nucleus in plant cells, not the plasma membrane. ### Step 3: Determine the correct answer From the analysis, T. Schwan is the scientist who discovered the plasma membrane in 1839. Therefore, the correct answer is: **B) T. Schwan in 1839** ### Final Answer The plasma membrane was discovered by T. Schwan in 1839. ---
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