Lesson 1: The History of Cells Flashcards
Living things are composed of…
one or more cells.
The cell is the…
basic unit of life.
All cells arise from…
pre-existing cells (biogenesis)
Cells need…
energy.
Cells need sunlight energy for…
powering chemical reactions (plant/algal cells)
Cells need chemical energy for…
powering cellular reactions (cellular respiration)
Cells require resources such as…
CO2, Oxygen, water, nitrates, and metal ions.
Cells can use these resources to…
build macromolecules and for metabolic reactions.
Cells need to remove…
wastes generated during cellular reactions (urea, ammonia, heat)
What did Hooke discover and when?
Cells, 1665
What did Leeuwenhoek first observe and when?
Living cells, 1676
What did Pastuer do and when?
Disproved spontaneous generation, 1859
What did Lamarck and Dutrochet discover and when?
All living things are composed of cells, Early 19th Century
What did Schleiden and Schwann discover and when?
Cells are organised in tissues, Mid 19th Century
What did Remak and Virchow discover and when?
Biogenesis, 1840s-50s
