cell specialization IGCSE class for 9th grade students. English

1. Montessori British School
Cell specialization
9th grade
Mr. Cristian A. Zorrilla - 2014

2. Cell Specialization
• Not all cells are alike (structure or function)
• Many different, types, sizes, shapes
– Our body has over 200 different cell types
• Most are only 10-20micrometers in diameter
• Meaning we need a microscope to see them
• Cell Specialization: all cells are made for a different
job in an organism

3. Cell Specializaiton
• Skin Cells: layered/stacked for protection & renewal

4. Cell Specialization

5. Cell Specialization

6. Cell Specialization

7. Cell Communication

8. Cell
Organization
• Cells
Tissues
Organs
Organ
Systems

9. Body Organization
• Tissue: A group of similar cells that
perform a particular function
• Organ: similar tissues of body which
carry out 1+ similar functions
• Organ system: work together to perform a
specific function.

10. Body Organization
• Tissue: A group of similar cells that
perform a particular function
• Organ: similar tissues of body which
carry out 1+ similar functions
• Organ system: work together to perform a
specific function.