Multiple Choice
In the history of cell biology, how did Antonie van Leeuwenhoek contribute to the development of cell theory?
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1. Overview of Cell Biology
History of Cell Biology
Multiple Choice
In the development of the cell theory, what key contribution did Matthias Schleiden make?
A
He concluded that all plants are composed of cells and that the cell is the basic unit of plant structure.
B
He observed that new cells arise only from pre-existing cells, refuting spontaneous generation at the cellular level.
C
He concluded that all animals are composed of cells and that the cell is the basic unit of animal structure.
D
He first observed and named cells by examining cork tissue under a microscope.
Verified step by step guidance1
Understand the historical context of the cell theory, which was developed in the 19th century to explain the fundamental unit of life.
Identify the main contributors to the cell theory: Matthias Schleiden, Theodor Schwann, and Rudolf Virchow, each with distinct contributions.
Recall that Matthias Schleiden focused on plant biology and concluded that all plants are made up of cells, establishing the cell as the basic unit of plant structure.
Recognize that Theodor Schwann extended this idea to animals, concluding that all animals are composed of cells.
Note that Rudolf Virchow contributed the idea that new cells arise only from pre-existing cells, which refuted the concept of spontaneous generation.
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