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Question 2 for cell-the-unit

Evaluate these statements on Cell Theory.
a) Matthias Schleiden, a botanist, observed that all plants are composed of different kinds of cells.
b) Theodore Schwann, a zoologist, reported that animal cells have a thin outer layer known as the plasma membrane.
c) Schwann concluded that the cell wall is unique to animal cells.
d) Schleiden and Schwann’s initial theory explained how new cells are formed.
e) Rudolf Virchow stated Omnis cellula-e cellula.
f) The hypothesis that bodies of animals and plants are composed of cells and their products was proposed by Virchow.
g) Modern cell theory states all cells arise from pre-existing cells.