““Inside Cells” Inside Cells” NotesNotes

10-3-10-3-20132013

OrganellesOrganelles

Tiny structures inside cellTiny structures inside cell Have specific functionsHave specific functions

1. Cell Wall1. Cell Wall

RigidRigid Surrounds plant Surrounds plant

cellscells NOT in animal cellsNOT in animal cells Protects & Protects &

supportssupports

2. Cell Membrane2. Cell Membrane

Controls what goes Controls what goes in & outin & out

Both animal & Both animal & plant cellsplant cells

3. Nucleus3. Nucleus

Cell’s control Cell’s control centercenter

Chromatin or Chromatin or chromosomes – chromosomes – contain genetic contain genetic materialmaterial

““Brain” of the cellBrain” of the cell

4. Mitochondria4. Mitochondria

Convert energy in Convert energy in food molecules to food molecules to energy the cell can energy the cell can use to carry out its use to carry out its functionsfunctions

““Powerhouse” of Powerhouse” of the cellthe cell

5. Endoplasmic Reticulum 5. Endoplasmic Reticulum (ER)(ER)

Carry proteins and other Carry proteins and other material from one part of material from one part of cell to anothercell to another

Maze of passagewaysMaze of passageways

6. Ribosomes6. Ribosomes

Make proteinsMake proteins Small!Small!

7. Golgi Bodies7. Golgi Bodies Package materials and Package materials and

distribute them to other distribute them to other parts of the cellparts of the cell

““mail room” of the cellmail room” of the cell

8. Chloroplasts8. Chloroplasts Capture sun’s Capture sun’s

energy & use it to energy & use it to make food for cellmake food for cell

9. Vacuoles9. Vacuoles Storage areasStorage areas Large in plants, Large in plants,

small in animalssmall in animals

10. Lysosomes10. Lysosomes

Break down Break down materials materials

““clean-up crew”clean-up crew”