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Grade 10 Life Sciences notes: Microbiology, Microscopes and Cells. R74,00   Add to cart
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Grade 10 Life Sciences notes: Microbiology, Microscopes and Cells.
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This contains labelled diagrams, functions and more for parts of an animal cell when starting the microbiology section in Grade 10 Life Sciences. This also includes information about microscopes which you will also be required to learn.

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  • November 26, 2021
  • 8
  • 2019/2020
  • Interview
  • Unknown
  • Unknown

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Microscope and cells

Anton Van Leeuwenhoek Dutchman 1 lens

Robert Hooke English 2 lenses compound microscopes the ones that we use these days 1 objective and 1 eyepiece
Is
Edmund Culpeper English added mirror to reflect light.

German scientists built electron microscopes huge things.

Louis Pasteur found out that yeast is a living fungus, the origin of diseases and pasteurization. Compound
Robert Koch discovered TB and Cholera bacteria and we would all be dead without them. Compound


Transmission electron microscope And a scan electron microscope
Tem. Sem
e e
Cut open to look at thing cross section On top of specimen



Cell theory
Founded by shleiden, Shwann, Virchow



1
New cells are formed by the division of existing cells (mitosis)


i
All living organisms are made of cells
The cell contains hereditary material, which are the blueprint for functioning and development of cells
The cell is the functional unit of life because all chemical reactions take place inside cell
Cells of all living things have similar chemistry (e.g. n,




Parts of a cell
cell membrane innerboundary of cell
Nucleus controlsworking and life functions inthe cell

Chloroplast Makessugarandstarch
Cytoplasm Ajellylike substance
Mitochondrion Powerhouseofcell
Cellwall permeable
Cellmembrane selectivelypermeable

, oo

abk
gn ohda




UHEUS
m
c


nuclear pore


cytoplasm
watery substance
cytosol watery matrix
cyclosis is movement

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