Cells & Microscopes Flashcards

(69 cards)

1
Q

characteristics of living things (7)

A

1- Display order
2- Have energy and metabolism
3- Grow an develop
4-Homeostasis (state of being)
5- Reproduction
6- Adapt to environment
7- Response to stimuli

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2
Q

Parts to modern cell theory (3)

A

1- All cells are made from other cells
2- All living things are made of cells
3- Cells are the basic unit of structure and function

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3
Q

3 things all living things do

A

-Respire (breathe)
-Excrete
-Replicate

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4
Q

what does totipotent mean

A

Each cell can perform all the functions of the cell in an organism

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5
Q

microscopy

A

the use of a microscope

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6
Q

what do animal cells look like

A

curved or curcular

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7
Q

what do plant cells look like

A

straight square edges

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8
Q

types of electron microscopes (2)

A

-transmission
-scanning

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9
Q

surface area =

A

volume ratio

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10
Q

types of cells (2)

A

prokaryotic
eukaryotic

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11
Q

What don’t prokaryotic cells have

A

Membrane bound organelles
nucleus

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12
Q

How do prokaryotes reproduce

A

Binary Fission

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13
Q

How is Prokaryotic DNA held

A

In a single-celled chromsome

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14
Q

5 Types Eukaryotic cells

A

animal
plant
fungi
algae
protozoa

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15
Q

How do Eukaryotes hold their DNA

A

multi-cellular chromosomes

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16
Q

Do both animal and plant cells have a vacuole

A

yes

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17
Q

What do plant cells have that animal cells don’t

A

chlorophyl
chloroplast
Cell wall

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18
Q

What do animal cells have that plant cells don’t

A

centrosomes
lysosomes

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18
Q

What shape is bacterial flagellum

A

spiral shaped

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19
Q

What is Archea

A

Bacteria that live in odd environments (EX: hot springs, acidic waters)

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20
Q

What Eukaryote are humans most alike

A

Fungi

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21
Q

6 Functions of the nucleus

A

-Stores genes in chromosomes
-Organize the genes into chromosomes which allow the cell to divide
-Transports gene products through nuclear pores
-mRNA is sent into the cytoplasm
-Produces ribosomes
-Organizes the uncoiling of DNA to reveal certain genes at certain times

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22
Q

What is the only thing you can see under a light microscope

A

nucleus

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23
Q

Part of the nucleus

A

Nuclear envelope
Nucleoplasm (liquid)
Nucleolus
Chromosomes(DNA)

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24
The more nuclear pores a cell has the more... (plus example)
the cell is doing ( bald hair proteins have very little because they aren't producing hair
25
Two types of endoplasmic reticulum
rough smooth
26
Why is rough ER rough
ribosomes are stuck to it
27
2 things rough ER does
produces a protein and stuffs it inside itself synthesizes proteins
28
Is rough or smooth ER closer to the nucleus
rough
29
What does smooth ER look like
a collection of tubes
30
Where is smooth ER found (3)
liver testes ovaries
31
What does smooth ER do
lipid synthesis detoxes drugs and toxins
32
Where is Sarcoplasmic Reticulum found
in smooth ER in smooth and striated muscles (not the heart)
33
what does Sarcoplasmic Reticulum do
pumps calcium to cause muscle striation
34
What are vesicles
pieces of ER that has budded off and is being carried to the Golgi Apparatus
35
What do ribosomes do
Produce secretory proteins such as antibodies
36
Who discovered the Golgi Apparatus and when
Senor Golgi in 1898
37
What does the Golgi Apparatus look like
a stack of disks
38
faces of Golgi Apparatus, how they look, and what they do
Trans face is concave (buds off and leaves) Cis face is (vesicles come in)
39
What does the Golgi Apparatus do (5)
labels, sorts, and stores adrenaline in synthesized Mucus from the intestine is synthesized Processes protein and lipids Adds mannose 6 phosphate
40
What are Lysosomes compaired to
Sarcan
41
What do Lysosomes contain
40 enzymes
42
What do Lysosomes do (4)
-Intercellular digestion (digest what's between cells, not being used) -Heterophagic digestion (digest foreign bodies EX: white blood cells -Autolysis (Apoptosis- programmed cell death) EX: cells between your fingers die to create a space between fingers -cell division (during prophase the nuclear membrane breaks down)
43
3 things found in Prokaryotic cells
ribsomes cell wall cell membrane
44
What organelle is typically found in animal cells, but not in plant cells
centrioles
45
Who is credited for cell theory
Mathias Schleiden Theodore Schwan
46
Is smooth Er the site of glycosylation for proteins
NO
47
Are lysosomes double-membrane bound
no
48
What are centrioles made of
a protein called Tubulin
49
Is the Nuclear pore of Nucleolus more complex
Nuclear pore
50
Prokaryotic Vs Eukaryotic How many cells? Size of ribosomes? Has a cytoskeleton? Reproduction type?
Pro Euk unicellular multicellular small large no yes asexual asexual or sexual
51
What is ATP
source of energy for use and storage in cells
52
Glycocalyx
a covering which surrounds cell membranes of bacteria, and other cells
53
3 types of microbodies
peroxisomes glycosomes glyoxisomes
54
peroxisomes
break down what lysosomes can't and remove toxic peroxides
55
Glycosomes
similar to peroxisomes found in protozoa
56
glyoxisomes
peroxisomes found in plants especially oil producing plants
57
what does the mitochondria do
generates ATP which powers the cell
58
Where does mitochondrial DNA come from
our mothers
59
Where are chloroplasts found
plant cells
60
What do chloroplasts do
photosythesis
61
chromoplast
plant pigment other than green
62
leukeoplast
white and filled with fat
63
amyoplast
filled with amylaze
64
statolith
makes stones in stone fruits, and what makes pears gritty
65
elements of cytoskeleton
microtubules microfilaments intermediate filaments
66
microfilaments (4)
made from actin 2 stands twisted together found in muscle tissue how Amoeba move
67
Microtubules
around Nuclei tubes made of 2 types of tubulin can be built and taken apart fast and easy
68
intermediate filaments
give cell shape anchors things so they don't sink made of keratin