WARM UP TASK 11/27WARM UP TASK 11/27

Read each statement on your “Intro Read each statement on your “Intro to Cells video sheet” and put a T or to Cells video sheet” and put a T or F on the LEFT SIDE ONLY.F on the LEFT SIDE ONLY.

(you are making your best guess)(you are making your best guess)

AGENDA 11/27AGENDA 11/27

1.1. Ch 4 Notes #1 Intro to cellsCh 4 Notes #1 Intro to cells

2.2. Intro to cells videoIntro to cells video

3.3. Do you know your own cells?Do you know your own cells?

* Can get EC from this!* Can get EC from this!

*** MISSING TESTS – TAKE *** MISSING TESTS – TAKE TOMORROW!!!!TOMORROW!!!!

LEARNING TARGETLEARNING TARGETCHAPTER 4CHAPTER 4

#1#1

I can explain the major events in cell I can explain the major events in cell history.history.

Ch 4 NOTES #1 Ch 4 NOTES #1 11/2711/27

THE CELL introTHE CELL intro

3.6 billion years ago – 13.6 billion years ago – 1stst cellscells

PROKARYOTE - bacteriaPROKARYOTE - bacteria

No nucleus No nucleus

http://www.youtube.com/watch?v=RaAM8qQcs6E&sns=em

1.3 billion years ago1.3 billion years ago

EUKARYOTE CELLS – do have nucleus ; EUKARYOTE CELLS – do have nucleus ; also organellesalso organelles

Over time ….Over time ….

Cells became specialized – different Cells became specialized – different cells do different things cells do different things

Brain cell Blood cell Skin cell….Brain cell Blood cell Skin cell….

and grouped together to become and grouped together to become multicellular.multicellular.

TAKE YOUR INTRO TO CELLS TAKE YOUR INTRO TO CELLS VIDEO SHEET OUTVIDEO SHEET OUT

CELL VIDEO – while watching, write down if the statement is T or CELL VIDEO – while watching, write down if the statement is T or F.F.

See how many you got right!See how many you got right!

1668 VanLeeuwenhoek1668 VanLeeuwenhoek

Developed the 1Developed the 1stst microscope microscope

1670’s HOOKE1670’s HOOKE

11stst saw cells (cork) saw cells (cork) AND named AND named CELLSCELLS

Cellula = small Cellula = small compartmentcompartment

1838 SCHLEIDEN AND 1838 SCHLEIDEN AND SCHWANNSCHWANN

All living things are All living things are made of cellsmade of cells

1858 VIRCHOW1858 VIRCHOW

All cells come from All cells come from cellscells

REVIEW…..REVIEW…..

1. What came first, eukaryote or prokaryote?

2. EXPLAIN how one evolved into the other.

3. Name 4 people who contributed in the history of cells.

* What did they do?

CELL THEORYCELL THEORY

1.1. All living things made of cells.All living things made of cells.

2.2. Cells are the basic unit of all living Cells are the basic unit of all living things.things.

3.3. All cells come from pre-existing All cells come from pre-existing cellscells

(exception: first cell ?????)(exception: first cell ?????)

CYTOLOGYCYTOLOGYThe study of cellsThe study of cells

CELLS – the basic unit of all living things

About 75 trillion in About 75 trillion in the human body!the human body!

Around 200 Around 200 different typesdifferent types

Many different Many different shapes, sizes and shapes, sizes and functionsfunctions

Smallest cell:Smallest cell: 1/12,000 inch1/12,000 inch blood cellblood cell

Largest cell:Largest cell: 1/300 inch1/300 inch female eggfemale egg

Longest cell:Longest cell: around 3 feetaround 3 feet nerve cellsnerve cells

Journey into our cellsJourney into our cells

http://learn.genetics.utah.edu/content/begin/cells/scale/

a. female egg cella. female egg cellb. skin cellb. skin cellc. kidney cellc. kidney cell

11

a. eye cellsa. eye cellsb. blood cells (clot)b. blood cells (clot)c. throat cellsc. throat cells

• 22

a. bladder cella. bladder cellb. Tongue cellb. Tongue cellc. Stomach cellc. Stomach cell

• 33

a. ear cellsa. ear cellsb. Hair cellsb. Hair cellsc. Throat cellsc. Throat cells

• 44

a. Hair cella. Hair cellb. Nose cellb. Nose cellc. Lung cellc. Lung cell

• 55

a. Blood cellsa. Blood cellsb. Skin cellsb. Skin cellsc. Bone cellsc. Bone cells

• 66

a. Skin cellsa. Skin cellsb. Brain cellsb. Brain cellsc. Heart cellsc. Heart cells

• 77

a. Stomach cellsa. Stomach cellsb. Lung cellsb. Lung cellsc. fat cellsc. fat cells

• 88

a. Liver cellsa. Liver cellsb. Eye cellsb. Eye cellsc. Intestine cellsc. Intestine cells

• 99

a. Sperm cellsa. Sperm cellsb. Bacteria cellsb. Bacteria cellsc. Hair cellsc. Hair cells

• 10. 10.

a. Skin cellsa. Skin cellsb. Eye cellsb. Eye cellsc. Hair cellsc. Hair cells

• 11.11.

a. Nose cellsa. Nose cellsb. Throat cellsb. Throat cellsc. Lung cellsc. Lung cells

• 12.12.

a. Stomach cellsa. Stomach cellsb. Sweat gland cellsb. Sweat gland cellsc. Tongue cellsc. Tongue cells

• 13. 13.

a. Heart cella. Heart cellb. Bone cellb. Bone cellc. Muscle cellc. Muscle cell

• 14.14.

a. Nose cella. Nose cellb. Tongue cellb. Tongue cellc. Baby embryo cellc. Baby embryo cell

• 15. 15.

resourceresource

http://www.environmentalgraffiti.com/featured/images-inside-human-body-images/8292

HOW DID YOU DO?HOW DID YOU DO?

a. female egg cella. female egg cellb. skin cellb. skin cellc. kidney cellc. kidney cell

11

a. eye cellsa. eye cellsb. b. blood cells (clot)blood cells (clot)c. throat cellsc. throat cells

• 22

a. bladder cella. bladder cellb. b. Tongue cellTongue cellc. Stomach cellc. Stomach cell

• 33

a. Ear cellsa. Ear cellsb. Hair cellsb. Hair cellsc. Throat cellsc. Throat cells

• 44

a. Hair cella. Hair cellb. Nose cellb. Nose cellc. Lung cellc. Lung cell

• 55

a. Blood cellsa. Blood cellsb. Skin cellsb. Skin cellsc. Bone cellsc. Bone cells

• 66

a. Skin cellsa. Skin cellsb. Brain cellsb. Brain cellsc. Heart cellsc. Heart cells

• 77

a. Stomach cellsa. Stomach cellsb. Lung cellsb. Lung cellsc. fat cellsc. fat cells

• 88

a. Liver cellsa. Liver cellsb. Eye cellsb. Eye cellsc. Intestine cellsc. Intestine cells

• 99

a. Sperm cellsa. Sperm cellsb. Bacteria cellsb. Bacteria cellsc. Hair cellsc. Hair cells

• 10. 10.

a. Skin cellsa. Skin cellsb. Eye cellsb. Eye cellsc. Hair cellsc. Hair cells

• 11.11.

a. Nose cellsa. Nose cellsb. Throat cellsb. Throat cellsc. Lung cellsc. Lung cells

• 12.12.

a. Stomach cellsa. Stomach cellsb. Sweat gland cellsb. Sweat gland cellsc. Tongue cellsc. Tongue cells

• 13. 13.

a. Heart cella. Heart cellb. Bone cellb. Bone cellc. Muscle cellc. Muscle cell

• 14.14.

a. Nose cella. Nose cellb. Tongue cellb. Tongue cellc. Baby embryo cell!c. Baby embryo cell! (you 6 days old) (you 6 days old)

• 15. 15.

TO DOTO DO

Make sure you turned in your notes packet Make sure you turned in your notes packet from Chapter 3from Chapter 3

Check folder for any missing work – can Check folder for any missing work – can throw away old papers in your folder that throw away old papers in your folder that you wont needyou wont need

SAVE ALL OLD NOTES, STUDY GUIDES, and SAVE ALL OLD NOTES, STUDY GUIDES, and TESTS!!!!TESTS!!!!

ORGANELLESORGANELLES

tiny parts of the cell tiny parts of the cell

Each organelle has a specific Each organelle has a specific functionfunction

CELL MODEL LABELINGCELL MODEL LABELING

Have out your cell sheetHave out your cell sheet

Animal and plant cellAnimal and plant cell

Label the partsLabel the parts

CELL MODEL DITTOCELL MODEL DITTO1.1. mitochondriamitochondria2.2. lysosomelysosome3. cytoplasm3. cytoplasm4. nucleolus4. nucleolus5.5. Chromosomes Chromosomes

(DNA)(DNA)6.6. Nuclear Nuclear

membrane membrane (envelope)(envelope)

7.7. Rough ERRough ER8.8. centriolescentrioles

9.9. Cell wallCell wall

10.10.Golgi body Golgi body (apparatus)(apparatus)

11.11.Cell membraneCell membrane

12.12.Ribosomes (free)Ribosomes (free)

13.13.chloroplastschloroplasts

14.14.lysosomelysosome

15.15.Smooth ERSmooth ER

16.16. cell fiberscell fibers

ORGANELLE CHART ORGANELLE CHART

Using the sheet of Using the sheet of organelles and organelles and what they do, fill what they do, fill in your chartin your chart

ASSIGNMENTASSIGNMENT

Before 1660’s –Before 1660’s –

SPONTANEOUS SPONTANEOUS GENERATION GENERATION THEORYTHEORY

““living things come living things come from non-living from non-living things”things”

Kill a young bull, and bury it in an upright position so that its horns protrude from the ground. After a month, a swarm of bees will fly out of the corpse.

Place a dirty shirt or some rags in an open pot or barrel containing a few grains of wheat or some wheat bran, and in 21 days, mice will appear.

CELL EVOLUTION VIDEOCELL EVOLUTION VIDEO

• From simple From simple one celled one celled prokaryoticprokaryotic

to to

complexcomplex

multicellularmulticellular

eukaryoticeukaryotic

• Theory is a well established Theory is a well established explanation based on extensive explanation based on extensive experimentation and observation. experimentation and observation.

• Scientific theories are developed Scientific theories are developed and verified by the scientific and verified by the scientific community and are generally community and are generally accepted as fact.accepted as fact.

EVIDENCEEVIDENCE