Chapter 4- Review For Test Flashcards

1
Q

Why r cells small??

A

If a cells grows beyond a certain limit it’ll pop and/or won’t be able to provide for itself

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2
Q

NOW CELL THEORYS

A

LOOK AT OTHER PACK OF CARDS ❤️❤️❤️

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3
Q

Know scientists

A

Look at other set of cards ❤️

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4
Q

What increase faster… Surface area vs volume??

A

Volume

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5
Q

What has type of cell has the most organelles??

A

Eukaryotes

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6
Q

Cell theories

A
  • Come from other cells
  • made of cells
  • smallest living unit
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7
Q

The arm and base r used to:

A

Hold together and allow easier movement of the microscope

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8
Q

Revolving nose piece

A

Ablility to switch between objectives

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9
Q

Lamp

A

Easier to see objective slide

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10
Q

Stage

A

Support slide

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11
Q

Body

A

Connects eyepiece to microscope

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12
Q

Eyepiece

A
  • 10x magnification

- allows u to see slide

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13
Q

Diaphragm

A

Adjusts light

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14
Q

Coarse adjustment

A
  • roughly focused object
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15
Q

Fine adjustment

A

-fine focus

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16
Q

Stage clips

A

Keeps slide in place

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17
Q

Low power

A

X4 magnification

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18
Q

High power

A

10x magnification

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19
Q

Cells plasma membrane

A

Allows objects to leave and enter cell

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20
Q

Phospholipid bilayer

A

Semi-permeable

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21
Q

Transport proteins______

A

Sometimes act as a door into the cell

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22
Q

4 levels of organization

A

Cells-> tissue-> organ -> organ system

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23
Q

Cytoplasm

A
  • keeps cells in place
  • jelly like
  • animal and plant
24
Q

Nucleus

A

Central center

-animal and plant

25
Nucleolus
- contains DNA in the cell | - plant and animal
26
Centrioles
- make fibers - help with cell division - animal cell
27
Mitochondria
- make ATP | - plant and animal
28
Ribosomes
- make proteins | - plant and animal
29
Rough Endoplasmic Reticulum
Synthesisis - steroids - phospholipids - proteins - animals and plant
30
Smooth ER
- synthesis Steroids and proteins | - animal and plant
31
Golgi Body
- "shipping and receiving" center | - animals
32
Vacuoles
Storage for cell | -animal and plant
33
Lysosomes
- 'garbage" - break down things - animal and plant
34
Cilia
- used for movement | - animal
35
Flagella
- used for movement | - animal
36
Cell wall
- cells shape | - plant
37
Chloroplast
- makes energy through ATP for the cell | - plant
38
Diffusion
When somethings Completly and evenly spreads out
39
Osmosis
When water diffuses
40
Active transport
Movement of cells through the membrane with energy
41
Passive transport
Movement of cells through the membrane without energy
42
Concentration gradient
Process of when particles move from one area to another
43
Turgor pressure
Pushes the cell membrane against the cell wall | Keeps it from collapsing in
44
A substance that can pass through the cell membrane (easily)
Oxygen
45
Hypotonic
Too much
46
Hypertonic
Shriveled/not enough
47
Isotonic
Equal
48
Simple diffusion
-passive transport •no energy used •high to low
49
Facilitated transport
- passive transport - high to low - protein needed to cross membrane
50
Active transport
- uses a form of ATP fro energy - low to high - requires a protein or pumps to cross the membrane
51
Active transport
Movement across the cell membrane
52
Vesicle
Organelle in cells membrane bound sac
53
Phagocytosis
Brings things in through endocytosis
54
Sodium is pumped _____ and potassium is pumped _______
- out | - I'm
55
NA + ie released _____ of the cell
Out
56
K+ ion released ____ the cell
In