'Intracellular digestion' diaporamas de présentation

4.1 Cells

20 mm. 2 mm. 0.2 mm. 20 m m. 2 m m. 0.2 m m. 20 nm. 2 nm. 0.2 nm. 4.1 Cells. Fig. 4.1 The size of cells and their contents. The Cell Theory . Robert Hooke (1665) Examined a thin slice of cork tissue Observed honeycombed compartments he called cellulae (L, small rooms)

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Organelle Presentations

Organelle Presentations. Orange Block October 2012. The Nucleus. Emma Suneby and Elizabeth Young Orange Block. Structure. What does it look like? http://micro.magnet.fsu.edu/cells/nucleus/nucleus.html What is it made up of? Nuclear envelope, nucleolus, DNA, nucleoplasm. Location.

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NUTRITION AND DIGESTION

NUTRITION AND DIGESTION. CHAPTER 30. KEY CONCEPTS. Cells require many different nutrients Six types of nutrients help to maintain homeostasis. Meeting nutritional needs supports good health. The digestive system breaks down food into simpler molecules.

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Chapter 3: Cell Structure and Function

Chapter 3: Cell Structure and Function. The cell theory states: All organisms are composed of one or more cells. Cells are the basic unit of structure and function in organisms. All cells come only from other cells. Eukaryotic Cells.

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Animal Nutrition

Animal Nutrition. Nutritional Requirements. Undernourished not enough calories Overnourished too many calories Malnourished missing one or more essential nutrients. Essential Nutrients. Essential Amino Acids Essential Fatty Acids Essential Vitamins Essential Minerals.

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Cell Organelles

Cell Organelles. Centrioles. A pair of small cylindrical structure Composed of microtubules Involved in the separation of chromosomes during cell division in animal cells and protists Not found in plant cell. Chloroplast. Definition. Image . Found in some plant cells (green organelle)

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CELL ORGANELLES

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Cell Organelles

Cell Organelles. Nicholas Sammut 11E. Nucleus . The nucleus is not a part of all cells.

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Waste Removal

Waste Removal. Cell vs. Human Organism. Human Waste Removal. Excretory (Urinary) System Digestive System Respiratory System Integumentary System. Human Excretory (Urinary) System. Kidneys - The human kidneys are the major organs of bodily excretion. The product of the kidneys is urine.

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Peroxisomes, lysosomes and vacuoles

Peroxisomes, lysosomes and vacuoles. Add to our cell!!!. Lysosomes and vacuoles. Lysosomes are vesicles produced by the Golgi apparatus . Lysosomes contain hydrolytic enzymes and are involved in intracellular digestion .

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