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Cell Structure and Function

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Presentation on theme: "Cell Structure and Function"— Presentation transcript:

1 Cell Structure and Function

2 Scientists responsible for the tools and foundations of cell biology:
Robert Hooke

3 Scientists responsible for the tools and foundations of cell biology:
Anton van Leeuwenhoek

4 Scientists responsible for the tools and foundations of cell biology:
Matthias Schleiden

5 Scientists responsible for the tools and foundations of cell biology:
Theodor Schwann

6 Scientists responsible for the tools and foundations of cell biology:
Robert Brown

7 Scientists responsible for the tools and foundations of cell biology:
Rudolf Virchow

8 Cell Theory The work of these scientists provided information significant to the development of the cell theory All living organisms are alike because they are composed of cells … by studying the composition and chemistry of the cell, we understand the chemistry and composition of all kinds of life forms

9 Cell Organelles – Their parts, structure, and function

10 Cell parts come from molecules
4 Types of Organic Molecules: Nucleic Acids - Carbohydrates Proteins Lipids

11 Cell Membrane Function: - - * *Transport Mechanisms

12 Cell Membrane Phospholipid Bilayer … …fluid mosaic model = Proteins …
Carbohydrates (cholesterol)

13 Nucleus Functions: - = CHROMATIN CHROMOSOMES

14 Nucleus - Nucleolus: , -

15 Cell Fluids _________plasm: Inside of the nucleus _______plasm:
Cyto = _________plasm: Inside of the nucleus _______plasm: Outside of the nucleus

16 Cytoplasm Organelles in the cytoplasm of ______eukaryotic cells:
Ribosomes Endoplasmic Reticulum Golgi Apparatus Lysosomes Cytoskeleton Vacuoles Mitochondria Organelles in _______eukaryotic cells: Choloroplasts Cell Wall Flagella Cilia Centrioles

17 Ribosomes -Tiny structure where _________are assembled from ____________

18 Endoplasmic Reticulum
- ___________ – ______________attached, __________appearance ___________ – no _______________, _________ appearance

19 Golgi Apparatus - Produces __________, __________, and __________

20 Lysosome, Vacuoles, and Vesicles:
- -In plants,

21 Cytoskeleton _____________and __________ network that provides a ____________ Movement of ___________ inside cell Movement of the _____________

22 Mitochondrion Contain their own ____ -

23 Organelles in some eukaryotic cells but not all…

24 Chloroplasts Contain their own ____ -

25 Cell Walls - In plants, composed of ________
In fungi, composed of ________

26 Flagella ____________ structures used for _____________

27 Cilia ________, __________ structures on the surface of the cell used for ______________

28 Centrioles Only in _________ cells Used in _____ __________

29 How did the first cells form?
Oparin – Haldane Hypothesis ( ’s) - : Methane (CH4) Hydrogen gas (H2) Ammonia gas (NH3) Water vapor (H2O) Very Little Oxygen!! : volcanic eruptions UV radiation lightning meteor bombardment -

30 Testing the Hypothesis
Stanley Miller ( ) - !!! ___________ - Molecules + Energy =

31 Results = Theory of How Earth’s Life Began
Evidence: - These have all been recreated in the laboratory. All the steps to making simple cells have been recreated under lab conditions!! Molecules of _________

32 Conclusion = Theory of How Earth’s Life Began
1.) 2.) 3.) 4.)

33 Endosymbiont Hypothesis
Lynn Margulis proposed …Eukaryotic cell is the result of

34 Prokaryotes vs. Eukaryotes
Eukaryotic Cells - Ex. – Prokaryotic Cells - Ex. –

35 5 Kingdom Classification Cellular Differences
Prokaryotic – Reproduce by Ex. Eukaryotic – - Ex. Eukaryotic – Cell Wall composed of Saprophytic ( ) - Ex. Eukaryotic – Cell Wall composed of Autotrophic – - Eukaryotic – Heterotrophic – -


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