Cell Flashcards

(81 cards)

1
Q

basic unit of life

A

cell

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2
Q

used a microscope to examine a thin slice of cork and founder of cell theory

A

robert hook

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3
Q

was first to view organisms

A

Leeuwenhoek

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4
Q

concluded that all animals were made of cells and cofounder of cell theory

A

theodore schwann

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5
Q

cells dividing

A

rudolf virchow

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6
Q

demonstrates that the cell membrane in physical structure

A

janet plowe

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7
Q

1945

A

world war 2 ends

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8
Q

proposes that organelles were once free

A

lynn margulis

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9
Q

1931

A

janet plowe

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10
Q

1970

A

lynn margulis

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11
Q

1673

A

leeuwenhoek

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12
Q

1839

A

theodore schwann

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13
Q

1855

A

rudolf virchow

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14
Q

1665

A

robert hook

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15
Q

all living things are made of cells

A

cell theory

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16
Q

basic unit of life

A

structure and function

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17
Q

cell division

A

reproduction of existing cells

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18
Q

cells that lacks nucleus, simple type of cells

A

prokaryote

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19
Q

cells that have nucleus, more complex type of cells

A

eukaryotes

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20
Q

3 basic cell structure of eukaryote

A

cell membrane, nucleus, cytoplasm with organelles

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21
Q

composed of double layer f phospholipids and proteins

A

cell or plasma membrane

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22
Q

proteins help move large molecules or aid in cell recognition

A

cell membrane proteins

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23
Q

Make up a bilayer where the head points outward and the tails point inward toward each
other

A

phospholipids

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24
Q

heads of phospholipids

A

attract water

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25
tails of phospholipids
repel water
26
gel-like mixture
cytoplasm
27
helps maintain cell shape
cytoskeleton
28
found only in animal cells
centrioles
29
power house of the cell and generates cellular energy (ATP)
mitochondrion
30
system of structures of different shapes
endomembrane system
31
network of hollow membrane tubules
endoplasmic reticulum
32
has ribosomes on its surface
rough er
33
a part of the er and lacks ribosomes
smooth er
34
makes proteins
ribosomes
35
moves materials in and out of cell
golgi bodies
36
digestive plant for proteins
lysosome
37
protein packaging plant
golgi bodies
38
sacs for storage
vacuoles
39
function in moving cells
cilia and flagella
40
shorter, cilia or flagella?
cilia
41
longer, cilia or flagella?
flagella
42
envelope
nuclear membrane
43
allows passage in and out
nuclear pores
44
inside the nucleus
nucleoplasm
45
where rNa is made
nucleolus
46
under the form of chromatin
dna
47
controls the normal activities of the cell
nucleus
48
double membrane
nuclear membrane
49
made of dna, found in nucleus
chromosomes
50
what does dna do?
hereditary material of the cell
51
found inside the nucleus
nucleolus
52
protection against tension and compression
extracellular matrix (ecm)
53
connection of cells
cell junctions
54
the most apical junction
occluding junction
55
zonula adherentes and macula adherens
adhering
56
gap junctions
communicating junctions
57
adheren meaning
desmosomes
58
prevents leaking between cells
tight junctions
59
spot welds in muscles
desmosomes
60
allow some substances in and out of cell
selective permeability
61
distinguish between self and non self
immunity
62
immune cells squeeze
change in shape
63
doesnt use energy
passive
64
requires energy
active
65
low to high
active
66
high to low
passive
67
solute when in solution
diffusion
68
transport of solvent molecules
osmosis
69
transport of solute with help from membrane proteins
facilitated diffusion
70
the higher the temperature, the faster the diffusion
temperature
71
the smaller the molecules, the faster
size of the molecules
72
the diffusion of water molecules (solvent)
osmosis
73
solution with a higher concentration of solutes
Hypertonic
74
solution with a lower concentration of solutes
Hypotonic
75
solution with a balance concentration of solute and solvent
Isotonic
76
A process in which molecules move against the concentration gradient across the cell membrane with expenditure of energy.
active transport
77
Moving big particles, fragments of cells
bulk transport
78
when big molecules/particles are brought inside
Phagocytosis
79
when large amount of liquid in brought in
Pinocytosis
80
when only specific molecules enter the cell
Receptor-mediated endocytosis
81
taking them out the cell
Exocytosis