Materials NeededMaterials Needed Structures and Functions in Living Systems Structures and Functions in Living Systems

graphic organizer-graphic organizer-copy the notes that are copy the notes that are highlighted in green throughout the ppt.highlighted in green throughout the ppt.

The notes in blue will go on the back of The notes in blue will go on the back of your worksheet.your worksheet.

See slide #15, See slide #15, draw, label & color a picture of draw, label & color a picture of an animal cell on the worksheet “Living Things an animal cell on the worksheet “Living Things Are Made of These”, last page, question #8Are Made of These”, last page, question #8

Pencil, colored pencilsPencil, colored pencils

Cell Membrane Cell Membrane (gatekeeper)(gatekeeper)

Semi-permeableSemi-permeable Controls what enters and leaves Controls what enters and leaves

the cellthe cell Gas exchangeGas exchange(similar function to(similar function to lungs in your body)lungs in your body)

http://library.thinkquest.org/06aug/01942/plcells/thinkquest/cellmembraen.jpg

NucleusNucleus (Brain/Control (Brain/Control Ctr.)Ctr.)

Controls the activities of the cellControls the activities of the cell Holds the genetic material (DNA)Holds the genetic material (DNA)Contains genes (made of DNA) on 46 Contains genes (made of DNA) on 46

chromosomes. Thousands of strands chromosomes. Thousands of strands of DNA can fit onto one chromosome. of DNA can fit onto one chromosome. These have all the instructions for These have all the instructions for your body.your body.

http://www.cartage.org.lb/en/themes/Sciences/Zoology/AnimalPhysiology/Anatomy/AnimalCellStructure/Nucleus/cellnucleus.jpg

CytoplasmCytoplasm Fluid that fills cellsFluid that fills cells Site of many cellular reactionsSite of many cellular reactions

Organelles – Units Organelles – Units in cells that havein cells that havedifferent functionsdifferent functions

http://www.enchantedlearning.com

MitochondriaMitochondria (Powerhouse)(Powerhouse)

Site of respiration, where Site of respiration, where glucose is broken down into glucose is broken down into cellular energycellular energy

Active animal cells haveActive animal cells have more mitochondria more mitochondria than plant cellsthan plant cells

VacuolesVacuoles Store food, water or wastesStore food, water or wastes VERY small in animal cells. VERY VERY small in animal cells. VERY

large in plant cells. Contains fluid.large in plant cells. Contains fluid.

http://www.east-haven.k12.ct.us/dcmoore/Grade%206/Cell%20Websites/angelica_files/vacuole.jpg

LysosomesLysosomes (trash (trash collector)collector)

Used to digest food or dissolve Used to digest food or dissolve wasteswastes

(you don’t want it to burst)(you don’t want it to burst)

Very common in animal cells but rare Very common in animal cells but rare in plant cells.in plant cells.

http://publications.nigms.nih.gov/insidethecell/images/ch1_lysosome.jpg

RibosomesRibosomes Make proteinsMake proteins..

Found in cytoplasm and Rough Found in cytoplasm and Rough ERER. Ribosomes are made up of two . Ribosomes are made up of two layers.layers.

http://www.emc.maricopa.edu/faculty/farabee/BIOBK/ribosome.gif

Endoplasmic Reticulum Endoplasmic Reticulum “ER”“ER”

Rough ER: Transports proteins Rough ER: Transports proteins (like a highway). Has ribosomes.(like a highway). Has ribosomes.

Smooth ER: Collects and stores Smooth ER: Collects and stores proteins.proteins.

http://www.scienceaid.co.uk/biology/fundamentals/images/er.jpg

Golgi Complex (factory)Golgi Complex (factory) Builds lysosomesBuilds lysosomes Stores and Stores and packagespackages proteins proteins

http://whittier.gcisa.net/highschool/cells01/Test.JPG

CentriolesCentrioles Helps the cell divide. Helps the cell divide. They can’t be seen when the cell They can’t be seen when the cell

is not dividing. is not dividing.

http://images.google.com/imgres?imgurl=http://micro.magnet.fsu.edu/cells/centrioles/images/centriolesfigure1.jpg&imgrefurl=http://micro.magnet.fsu.edu/cells/centrioles/centrioles.html&usg=__EWf9YxF4J676A4PHGOHMufKBn3k=&h=258&w=315&sz=36&hl=en&start=1&um=1&tbnid=qaKmgjBlupOE1M:&tbnh=96&tbnw=117&prev=/images%3Fq%3Dcentrioles%26um%3D1%26hl%3Den%26rls%3Dcom.microsoft:en-US%26sa%3DN

Nucleolus Nucleolus Produces ribosomes, which move out Produces ribosomes, which move out

of the nucleus to the rough ER of the nucleus to the rough ER

http://images.google.com/imgres?imgurl=http://www.lbl.gov/Science-Articles/Archive/assets/images/2006/Dec/11-Mon/nucleolus_diagram.jpg&imgrefurl=http://www.lbl.gov/Science-Articles/Archive/LSD-cell-architecture.html&usg=__FwhjW8lql5ihJ1GTZkRSGt5LeKk=&h=353&w=350&sz=140&hl=en&start=6&um=1&tbnid=bwkV9OPZ6_tz3M:&tbnh=121&tbnw=120&prev=/images%3Fq%3Dnucleolus%26um%3D1%26hl%3Den%26rls%3Dcom.microsoft:en-US%26sa%3DN

http://www.cellsalive.com/cells/cell_model.htm

Draw, label & color the animal cell above Draw, label & color the animal cell above on the worksheet “Living Things Are on the worksheet “Living Things Are Made Of These”, last page, question #8Made Of These”, last page, question #8