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Biology 1306 > Lecture 9 > Flashcards

Lecture 9 Flashcards

Chapter 6

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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
Q

nucleus is the _______ center

A

reproductive center

26
Q

nucleus is ____ membrane bound

A

double

27
Q

3 layers of Nucleus

A

Outter, inter, and inner

28
Q

Which nucleus layer has a unique structure

A

Inner

29
Q

Inner layer has what special ?

A

Nucleus Lamina

30
Q

Purpose of nucleus lamina

A

Holds nucleus up

31
Q

Surface of nucleus contains

A

nucleus pores

32
Q

Liquid in nucleus

A

Nucleoplasm

33
Q

Nucleous is _____ stainted

A

darkly

34
Q

Chromatin vs Chromosomes

A

Same but different forms

35
Q

What C is hard to see

A

Chromatin

36
Q

______ divided turns to ______

A

Chromatin, chromosomes

37
Q

Ribosomes def

A

sites of protein synthesis, small

38
Q

Ribosomes are ___

A

small

39
Q

Ribosomes can be either ….

A

bound vs free

40
Q

Endoplasmic Reticulum is most ______ of system

A

abundant

41
Q

ER does what

A

transport vesicles/toxins

42
Q

When ribosomes are bound to ER—->

A

Rough ER

43
Q

Smooth ER has…..

A

NO ribosomes

44
Q

Smooth ER is commonly found in (2)

A

liver cells and muscle cells

45
Q

Smooth ER function

A

Detoxifying drugs, alc, poisins, toxins, store calcium, lipids, metabolize carbs

46
Q

Golgi Apparatus is _____, looks like ____

A

layered; pita bread

47
Q

GA has a ______

A

Cis Face

48
Q

2 Cis Face sides

A

Recieiving and Shipping

49
Q

Recieiving side GA

A

recieves transport vesicles carrying protien

50
Q

shipping side GA

A

called a trans side, which sends those proteins via transport vehicles to other parts of the cell

51
Q

GA is also called the _____ of the cell

A

POST OFFICE

52
Q

Protiens in the GA are (3)

A

modifided, tagged and labled OR chem iden, mod, destination

53
Q

______ may form transort vehicles wihin the GA

A

Cisternae

54
Q

Lysosomes def

A

Digestive cap of cell??

55
Q

Lysosomes are (2)

A

single membraned, hydrolytic enzymes

56
Q

Lysosomes 3 functions

A

1) protozoins 2) autophagy

57
Q

2 different vacuoles

A

food vacuole and Contractile vacuoles

58
Q

Mitochondria _ chromosomes

A

energy transformers

59
Q

Mitochondria does

A

cellular respiration

60
Q
A

Biology 1306 (19 decks)

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