2 Biology 1-2-07 Pro vs Eu Cells

7/23/2019 2 Biology 1-2-07 Pro vs Eu Cells

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The Cell

The basic unit of life


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TAKS Objective 2 The student will

demonstrate an understanding of

living systems and the environment.


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TEKS Science Concepts B4 - The student knows that cells ae the basic stuctues of all

livin! thin!s and have speciali"ed pats that pefo# specificfunctions$ and that viuses ae diffeent fo# cells and havediffeent popeties and functions% The student is e&pected to'

(A) identif* the pats of poka*otic and euka*otic cells

B+ - The student uses citical thinkin! and scientific poble#solvin! to #ake info#ed decisions% The student is e&pected to'

(,) eseach and descibe the histo* of biolo!* andcontibutions of scientists%


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En!a!e' Cell isto*

Cytology-stud* of cells

.//0 En!lish Scientist1obet ooke

sed a #icoscope to

e&a#ine cok (plant)

ooke called what he saw3Cells3


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Cell isto*

1obet Bown discoveed the nucleus in

.++%

5atthias Schleiden 6e#an Botanist

5atthias Schleiden .+ A77 87A9TS 3A1E

CO58OSE: O,CE77S3%

Theodo Schwann Also in .+$ discoveed that ani#als

wee #ade of cells


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Cell isto*

1udolf ;ichow .00$ 6e#an 8h*sician

3 TAT CE77S O97< CO5E ,1O5

OTE1 CE77S3%

is state#ent debunked3Theory of Spontaneous Generation"
http://www.dafkurse.de/lernwelt/menschen/virchow/virchow.jpghttp://www.dafkurse.de/lernwelt/menschen/virchow/virchow.jpg


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Cell Theo* The CO5B=9E:

wok of Schleiden$

Schwann$ and;ichow #ake up

the #oden

CELLTHEO!%


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.% All livin! thin!s ae co#posed of a cell

o cells%

2% Cells ae the basic unit of life%

+% All cells co#e fo# pee&istin! cells%

The Cell Theory states that:


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E&ploe lant vs. #nimal La$


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E&plain' Cell :ivesit*

Cells within the sa#e o!anis# show

Eno#ous :ivesit* in' Si"e

Shape

=ntenal O!ani"ation


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.% Cell Si"e ,e#ale E!! - la!est cell in the hu#an

bod*? seen without the aid of a #icoscope

5ost cells ae visible onl* with a#icoscope%


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Cells ae s#allfo 2 1easons1eason .' 7i#ited in si"e b* the 1AT=O between thei Oute

Suface Aea and Thei ;olu#e%

A s#all cell has #oe S1,ACE A1EA than a

la!e cell fo a 6=;E9 ;O75E O, C


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Cells ae S#all1eason 2'

TE CE77@S 9C7ES (TE B1A=9)

CA9 O97< CO9T1O7 A CE1TA=9

A5O9T O, 7=;=96$ ACT=;E

C


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2% Cell Shape

:ivesit* of fo# eflects adivesit* of function%

THE SH#E O' # CELL%EE(%S O( )TS

'*(CT)O(.


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Prokaryotic Cell

Cell #e#bane

Cell #e#bane

C*toplas#

C*toplas#

9ucleus

O!anelles

Eukaryotic Cell

+% =ntenal O!ani"ation


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ro+aryotes Eu+aryotes

Cell #e#bane

Contain :9A

1iboso#es

C*toplas#

9ucleus

Endoplas#ic eticulu#

6ol!i appaatus

7*soso#es

;acuoles

5itochondia

C*toskeleton

Compare and Contrast


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8oka*otic E&a#ples

O97< Bacteia


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EKA1


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Euka*otic E&a#ple


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lant Cell

9ucleaenvelope

1iboso#e(attached)

1iboso#e(fee)

S#ooth endoplas#iceticulu#

9ucleus

1ou!h endoplas#ic eticulu#

9ucleolus

6ol!i

appaatus

5itochondion

Cell wall

Cell5e#bane

Chlooplast

;acuole

Se,tion -/

V Di


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#nimal Cells lant Cells

Centioles

Cell #e#bane

1iboso#es

9ucleus

Endoplas#ic eticulu#

6ol!i appaatus

7*soso#es

;acuoles5itochondia

C*toskeleton

Cell all

Chlooplasts

Compare and Contrast

Venn Diagrams


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=ntenal O!ani"ation Cells contain

OG#(ELLES%

Cell Co#ponentsthat 8E1,O15S

S8EC=,=C

,9CT=O9S ,O1

TE CE77%


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Cellula O!anelles The lasma

mem$rane

The bounda* of thecell%

Co#posed of thee

distinct la*es%

Two la*es of fat andone la*e of potein%


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The 9ucleus Bain of Cell Bodeed b* a poous

#e#bane - nucleaenvelope% Contains thin fibes of :9A

and potein calledCho#atin%

1od Shaped Cho#oso#es Contains a s#all ound

nucleolus poduces iboso#al 19A

which #akes iboso#es%


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1iboso#es S#all nonmem$rane

bound o!anelles%

Contain two sub units Site of potein s*nthesis%

8otein facto* of the cell

Eithe fee floatin! oattached to the

Endoplas#ic 1eticulu#%


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Endoplas#ic 1eticulu# Co#ple& netwok of

tanspot channels%

Two t*pes'

0. Smooth- iboso#e

fee and functions in

poison deto&ification%

/.

ough- containsiboso#es and

eleases newl* #ade

potein fo# the cell%


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6ol!i Appaatus A seies of flattened

sacs that #odifies$

packa!es$ stoes$and tanspots#ateials out of thecell%

oks with theiboso#es andEndoplas#ic1eticulu#%


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7*soso#es 1ec*clin! Cente

1ec*cle cellula debis

5e#bane boundo!anelle containin! a

vaiet* of en"*#es%

=ntenal p is 0%

elp di!est food

paticles inside o out

side the cell%


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Centioles ,ound onlyin ani#al

cells

8aied o!anellesfound to!ethe nea thenucleus$ at i!ht an!lesto each othe%

1ole in buildin! ciliaand fla!ella 8la* a ole in cellula

epoduction


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Cell #e#bane

Endoplas#ic

eticulu#

5icotubule

5icofila#ent

1iboso#es 5itochondion

C*toskeleton


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C*toskeleton ,a#ewok of the cell

Contains s#all #icofila#ents and la!e

#icotubules%

The* suppot the cell$ !ivin! it its shape

and help with the #ove#ent of its

o!anelles%


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5itochondion

:ouble 5e#banous

=ts the si"e of a bacteiu#

Contains its own :9A?

#:9A

8oduces hi!h ene!*co#pound AT8


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The Chlooplast :ouble #e#bane

Cente section contains

!ana

Th*lakoid (coins) #ake

up the !ana%

Sto#a - !el-like

#ateial suoundin!

!ana

,ound in plants and

al!ae%


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The ;acuole Sacs that help in

food di!estion o

helpin! the cell#aintain its wate

balance%

,ound #ostl* in

plants and potists%


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Cell all E&ta stuctue suoundin! its plas#a

#e#bane in plants$ al!ae$ fun!i$ and

bacteia%

Cellulose 8lants

Chitin ,un!i

8eptido!l*can - Bacteia


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eview

A% The :iscove* of the Cell

.%1obet ooke 2%The Cell Theo*

B% E&ploin! Cell :ivesit*

.% Si"e

2% Shape+% =ntenal O!ani"ation

C% Two t*pes of cells

.% 8oka*ote

2% Euka*ote

Se,tion -0


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Cell T*pes (1eview)Euka*otic

.% Contains a nucleus and

othe #e#bane boundo!anelles%

2% 1od shaped

cho#oso#es

+% ,ound in all kin!do#se&cept the Eubacteia

and Achaebacteia

8oka*otic

.% :oes not contain a

nucleus o othe#e#bane bound

o!anelles%

2% Cicula cho#oso#e

+% ,ound onl* in theEubacteia and

Achaebacteia

Kin!do#s


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Elaboate &odeling the #nimal Cell


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Evaluate The students will ceate an edible cell #odel

and coectl* identif* the location andfunction of at least o!anelles%

The students will coectl* #atch at least .Do!anelles with thei function$ usin! theani#al and plant cell #odel%

The students will daw and label both a

poka*otic and a euka*otic cell% 8ass>,ail The students will co#plete a ;enn dia!a#

co#pain! both poka*otic and euka*oticcells showin! at least two diffeences%

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2 Biology 1-2-07 Pro vs Eu Cells

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