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Biology 1306 > Lecture 9 > Flashcards

Lecture 9 Flashcards

Chapter 6

1
Q

Cell Fractionation

A

Similar to reduction for cells

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2
Q

Centrifuge

A

mimics gravity, operates on density

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3
Q

Downside of cell fractionation

A

kill the cell

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4
Q

Pro..

A

no nuc

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5
Q

Pro are ____ than Eu

A

smaller

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6
Q

Prokaryotes contain 8 things

A
  1. Fimbriea 2) cytosol 3) capsule 4) cell wall 5) flagella 6) plasma membrane 7) nuceloid 8) ribosomes
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7
Q

Cell wall is made of

A

proteins and carbs

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8
Q

Cell membrane is ______ permable

A

selectively

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9
Q

General cells contain (2)

A

1) cytoplasm 2) cell membrane

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10
Q

cytoplasm is made of

A

phospholipids

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11
Q

cell membrane is made of

A

phospholipids

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12
Q

cell membrane is ____ of the cell

A

brain

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13
Q

Prokaryotes are the most _______

A

success life forms

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14
Q

Surface to volume ratio is _______ as the cell decreases

A

INCREASED

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15
Q

Why are cells small ? (3)

A

1) enhanced communcation 2) better control 3) better control of activites

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16
Q

Smaller volume and surface area means

A

better effenciency

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17
Q

Plant Cell characteristics (3)

A

Cell Wall, chloroplasts, centriole vacuole

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18
Q

Animal Cell characteristics (5) SMALL

A

Lysosomes, microvilli, flagellum , centrosomes, centrides

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19
Q

Centrosomes and centrides

A

cell division with chromosomes

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20
Q

compartmentalization is

A

the key to function

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21
Q

membrane bound organelle examples

A

mitochondria, lysosomes, nucleus

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22
Q

Can’t ____ functions

A

co-op

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23
Q

Nucleus is the ____ center

A

info

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24
Q

Nucleus contains (3)

A

chromosomes , genes, dna/rna

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25
nucleus is the _______ center
reproductive center
26
nucleus is ____ membrane bound
double
27
3 layers of Nucleus
Outter, inter, and inner
28
Which nucleus layer has a unique structure
Inner
29
Inner layer has what special ?
Nucleus Lamina
30
Purpose of nucleus lamina
Holds nucleus up
31
Surface of nucleus contains
nucleus pores
32
Liquid in nucleus
Nucleoplasm
33
Nucleous is _____ stainted
darkly
34
Chromatin vs Chromosomes
Same but different forms
35
What C is hard to see
Chromatin
36
______ divided turns to ______
Chromatin, chromosomes
37
Ribosomes def
sites of protein synthesis, small
38
Ribosomes are ___
small
39
Ribosomes can be either ....
bound vs free
40
Endoplasmic Reticulum is most ______ of system
abundant
41
ER does what
transport vesicles/toxins
42
When ribosomes are bound to ER---->
Rough ER
43
Smooth ER has.....
NO ribosomes
44
Smooth ER is commonly found in (2)
liver cells and muscle cells
45
Smooth ER function
Detoxifying drugs, alc, poisins, toxins, store calcium, lipids, metabolize carbs
46
Golgi Apparatus is _____, looks like ____
layered; pita bread
47
GA has a ______
Cis Face
48
2 Cis Face sides
Recieiving and Shipping
49
Recieiving side GA
recieves transport vesicles carrying protien
50
shipping side GA
called a trans side, which sends those proteins via transport vehicles to other parts of the cell
51
GA is also called the _____ of the cell
POST OFFICE
52
Protiens in the GA are (3)
modifided, tagged and labled OR chem iden, mod, destination
53
______ may form transort vehicles wihin the GA
Cisternae
54
Lysosomes def
Digestive cap of cell??
55
Lysosomes are (2)
single membraned, hydrolytic enzymes
56
Lysosomes 3 functions
1) protozoins 2) autophagy
57
2 different vacuoles
food vacuole and Contractile vacuoles
58
Mitochondria _ chromosomes
energy transformers
59
Mitochondria does
cellular respiration
60

Biology 1306 (19 decks)

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