AP BIOLOGY

THE CELL

CELL THEORY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ is credited with introducing the idea that all plants are made of cells.
A
Robert Brown
B
Mathias Schleiden
C
Robert Hooke
D
Theodor Schwann
E
Rudolph Virchow
Explanation: 

Detailed explanation-1: -Matthias Schleiden, a German botanist, and Theodor Schwann, a British Zoologist formulated the cell theory in the mid-nineteenth century. In 1838 Schleiden was the first to state that cells are building blocks of plants. These discoveries led to the formulation of cell theory.

Detailed explanation-2: -Matthias Jacob Schleiden helped develop the cell theory in Germany during the nineteenth century. Schleiden studied cells as the common element among all plants and animals.

Detailed explanation-3: -Matthias Schleiden proposed that all animals are made up of cells.

Detailed explanation-4: -By the late 1830s, botanist Matthias Schleiden and zoologist Theodor Schwann were studying tissues and proposed the unified cell theory. The unified cell theory states that: all living things are composed of one or more cells; the cell is the basic unit of life; and new cells arise from existing cells.

Detailed explanation-5: -German scientists Theodore Schwann and Mattias Schleiden studied cells of animals and plants respectively. These scientists identified key differences between the two cell types and put forth the idea that cells were the fundamental units of both plants and animals.

There is 1 question to complete.