Who coined the term 'plasmalemma?

Explanation

To answer the question "Who coined the term 'plasmalemma'?", we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Term**: The term 'plasmalemma' refers to the cell membrane, which is the outer covering of a cell.

2. **Historical Context**: The concept of the cell membrane was first introduced by scientists Negali and Cramer in 1855. They used the term 'cell membrane' to describe this structure.

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