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biochem lec > cells- parts and function > Flashcards

cells- parts and function Flashcards

1
Q

True or false: all organisms are composed of cells

A

True

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2
Q

cell is not the structural and functional unit of life

A

false

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3
Q

true pr false: cells does not arise from pre existing sells

A

false

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4
Q

ATP does not found in the organ or tissue

A

true

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5
Q

ATP is not found in the individual cells

A

false

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6
Q

It is a unit of protoplasm bound by a plasma membrane possessing a nuclues

A

cell

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7
Q

It is a life-giving cell, includes cytoplasm and nucleus

A

Protoplasm

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8
Q

Everything that is outside the nucleus is cytoplasm

A

true

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9
Q

It is the lowest level of structure capable of performing all the activities of life

A

Cell

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10
Q

Antibodies of nucleus

A

Lamin B1, histone h2b, histone h3

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11
Q

Antibodies of cytoplasm or cytoskeletal

A

Beta-actin, alpha tubulin, desmin

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12
Q

Antibodies of endoplasmic reticulum

A

GRP78, calreticulin and calnexin

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13
Q

Antibodies of Golgi apparatus

A

58k golgi protein, GOLM1 and TGN46

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14
Q

Antibodies of mitochondria

A

Cytochrome C, HSP60, and COX IV

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15
Q

Antibodies of lysosome

A

LC3, LAMP2 and ATG5

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16
Q

Antibodies of membrane

A

N-cadherin, CD98 and PMCA

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17
Q

Studies the cellular morphology and possible biologic procedure that occurs inside the cell

A

Microscopy

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18
Q

Separation of sub cellular components and to isolate specific cellular components

A

cell fractionation

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19
Q

This is to know whether the cell can produce or not a protein

A

Protein enrichment

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20
Q

This is to locate a protein the location of the protein determine what cells is that

A

Protein characterization

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21
Q

This is to monitor the protein is produced inside the nucleus and went outside the cytoplasm or if you want to know if the proteins produced inside

A

protein translocation

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22
Q

What is the diameter of most cells

A

1 to 100 µm

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23
Q

It’s light is passed through the specimen and through the glass lens

A

Light microscopy

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24
Q

What are the principal governed by microscopy

A

Magnification and resolving power

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25
Q

It is the ratio of the objects images to it’s real size

A

Magnification

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26
Q

It measures the image clarity

A

Resolving power

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27
Q

It uses lasers and special optics for optical sectioning

A

confocal microscopy

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28
Q

Like phase contrast microscopy, it uses optical modifications to exaggerate differences in density

A

Differential interference contrast or nomarski

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29
Q

Enhances contrast in unstained cells by amplifying variations in density within specimens

A

phase contrast

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30
Q

It passes light directly through specimen

A

Bright Field unstained specimen

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31
Q

Staining with various dyes and enhances contrast but most staining procedures required that cells be fixed

A

Bright Field stained specimen

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32
Q

a type of microscopy Shows the location of the specific molecules in the cell

A

Florescence

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33
Q

A double layer that supports and protects the cell and it allows materials in and out

A

Cell membrane

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34
Q

Contains digestive enzymes that destroy damage organelles and invaders

A

Lysosome

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35
Q

Jelly like fluid that surrounds and protects the organelles

A

Cytoplasm

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36
Q

It is the control center of the cell and it contains DNA

A

nucleus

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37
Q

This surrounds the nucleus

A

Nuclear membrane

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38
Q

This is around structure in the nucleus that makes ribosomes

A

Nucleolus

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39
Q

Is a part of the cell that the stores food and water

A

Vacuole

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40
Q

It is a part of a cell that processes and packages materials for the cell

A

Golgi body

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41
Q

It is a part of a cell that breaks down food to produce energy in the form of ATP And this is called powerhouse

A

Mitochondria

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42
Q

It is part of a cell that builds and transport substances through the cell that has ribosomes on it

A

Rough endoplasmic reticulum

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43
Q

It is part of a cell that builds and transport substances through the cell that does not have ribosomes

A

Smooth endoplasmic reticulum

44
Q

Is part of the cell that helps make protein for the cell

A

Ribosome

45
Q

Plasma membrane is also called

A

Cell membrane or plasmalemma

46
Q

It is the outermost living layer

A

Plasma membrane

47
Q

Plasma membrane is made up of

A

Proteins and lipids

48
Q

It is the representation of plasma membrane arrangement

A

Fluid Mosaic model

49
Q

Parts of phospholipid

A

Hydrophobic and hydrophilic

50
Q

phospholipid that likes water

A

Hydrophilic

51
Q

phospholipid that does not like water

A

Hydrophobic

52
Q

Two types of protein molecule arrangement

A

Peripheral proteins or external proteins and integral proteins or internal proteins

53
Q

Whose function encloses the cell contents

A

Plasma membrane

54
Q

It is a type of transportation that take in substances

A

Endocytosis

55
Q

It is a type of transportation that take out substances

A

Exocytosis

56
Q

It is a type of endocytosis that is a cell eating activity

A

Phagocytosis

57
Q

Is it a type of endocytosis that is cell drinking activity

A

Pinocytosis

58
Q

In bacteria and plant cells It is the outermost cell cover, Nonliving layer

A

Cell wall

59
Q

Cell wall is made up of

A

Cellulose, pectin, lignin

60
Q

It is the cytoplasmic the strand which connect one cell to another

A

plasmodesmata

61
Q

Cells are joined, it is cemented with calcium pectinate

A

Middle Lamella

62
Q

It gives protection, gives rigidity And shape to cell, allows passage of water and join or connected with each cells allowing the function to be more efficient

A

Cell wall

63
Q

it traps in the cytoplasm

A

Mitochondria

64
Q

Golgi complex, ribosomes and ER is involved in mechanisms such as

A

Synthesis and transport

65
Q

It is for the motility of cytoplasm

A

cilia and flagella

66
Q

It carries hereditary materials

A

Nucleus

67
Q

It is a suicidal bag

A

Lysosomes

68
Q

Mitochondria of green plants

A

Chloroplast

69
Q

It is the inner membrane of mitochondria

A

cristae

70
Q

It is the inner compartment of mitochondria

A

Matrix

71
Q

Made up of double membrane

A

Mitochondria

72
Q

It is an organelle that is bound by lipid protein membrane

A

Endoplasmic reticulum

73
Q

site for protein synthesis

A

Rough endoplasmic reticulum

74
Q

Site for steroid synthesis and stores carbohydrates

A

Smooth endoplasmic reticulum

75
Q

It is an organelle that is bound by lipid protein membrane synthesis and secretion of enzymes

A

Golgi complex

76
Q

Organelles that may be present as free ribosomes are can be attached to ER it is also site for protein synthesis

A

Ribosomes

77
Q

Organelles that is budded from golgi body, Materials catalyzed by enzymes enter this organelle

A

Lysosome

78
Q

It is an organelle that contains nucleoid and same size as mitochondria

A

peroxisomes

79
Q

Peroxisomes in plants

A

photorespiration

80
Q

Peroxisome in animal cells

A

Fat metabolism

81
Q

An organelle that is located just outside the nucleus it is a cylindrical without the membrane and it has its own DNA and RNA

A

centriole

82
Q

It is involved in cell division and gives orientation to the mitotic spindle during cell division

A

Centriole

83
Q

It is the largest organelle seen clearly when the cell is not dividing

A

Nucleus

84
Q

It has a double layered nuclear membrane having final pure pores and closest nucleoplasm which contains chromatin network and a nucleolus

A

Nucleus

85
Q

It is a part of nucleus that is made up of lipids and proteins, has ribosomes attached on the outer membrane making it rough

A

Nuclear membrane

86
Q

It is a part of nucleus that is a jelly like substance which is rich in protein

A

Chromatin

87
Q

Chromatin contains

A

karyolymph

88
Q

karyolymph contains

A

Chromatin fibril

89
Q

Chromatin for fibril contains

A

Chromosomes, heterochromatin and euchromatin

90
Q

It is type of chromatin fibril that is highly coiled DNA and dark please staining

A

Heterochromatin

91
Q

It is a type of chromatin fibril That is not coil DNA and light staining

A

euchromatin

92
Q

It is a part of nucleus that is is where spheroid body is present in all cell, storehouse for RNA and proteins and regulates the synthetic activity of the nucleus

A

Nucleolus

93
Q

true or false: Muscle cells are more elongated the normal cells

A

true

94
Q

Cell that has several chromosomes

A

Eukaryotic cell

95
Q

A cell that has one long DNA strand

A

Prokaryotic cell

96
Q

a cell that has peroxisome

A

Eukaryotic

97
Q

A cell that has plants animals and fungi

A

Eukaryotic

98
Q

A cell that has only bacteria and cyanobacteria

A

Prokaryotic cell

99
Q

A cell that has a cell wall

A

Prokaryotic

100
Q

Prokaryotic has centrioles

A

false

101
Q

A cell that has plasma membrane

A

Eukaryotic and prokaryotic

102
Q

t or f Eukaryotic and prokaryotic has ribosomes

A

true

103
Q

Endoplasmic reticulum is present in what cell

A

Eukaryotic cell

104
Q

Endoplasmic reticulum is absent in what cell

A

Prokaryotic cell

105
Q

In eukaryotic cell, cell wall is present in plants, T o F

A

True

biochem lec (8 decks)

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