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Biology > Chapter 4- Review For Test > Flashcards

Chapter 4- Review For Test Flashcards

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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
Q

Nucleolus

A
  • contains DNA in the cell

- plant and animal

26
Q

Centrioles

A
  • make fibers
  • help with cell division
  • animal cell
27
Q

Mitochondria

A
  • make ATP

- plant and animal

28
Q

Ribosomes

A
  • make proteins

- plant and animal

29
Q

Rough Endoplasmic Reticulum

A

Synthesisis

  • steroids
  • phospholipids
  • proteins
  • animals and plant
30
Q

Smooth ER

A
  • synthesis Steroids and proteins

- animal and plant

31
Q

Golgi Body

A
  • “shipping and receiving” center

- animals

32
Q

Vacuoles

A

Storage for cell

-animal and plant

33
Q

Lysosomes

A
  • ‘garbage”
  • break down things
  • animal and plant
34
Q

Cilia

A
  • used for movement

- animal

35
Q

Flagella

A
  • used for movement

- animal

36
Q

Cell wall

A
  • cells shape

- plant

37
Q

Chloroplast

A
  • makes energy through ATP for the cell

- plant

38
Q

Diffusion

A

When somethings Completly and evenly spreads out

39
Q

Osmosis

A

When water diffuses

40
Q

Active transport

A

Movement of cells through the membrane with energy

41
Q

Passive transport

A

Movement of cells through the membrane without energy

42
Q

Concentration gradient

A

Process of when particles move from one area to another

43
Q

Turgor pressure

A

Pushes the cell membrane against the cell wall

Keeps it from collapsing in

44
Q

A substance that can pass through the cell membrane (easily)

A

Oxygen

45
Q

Hypotonic

A

Too much

46
Q

Hypertonic

A

Shriveled/not enough

47
Q

Isotonic

A

Equal

48
Q

Simple diffusion

A

-passive transport
•no energy used
•high to low

49
Q

Facilitated transport

A
  • passive transport
  • high to low
  • protein needed to cross membrane
50
Q

Active transport

A
  • uses a form of ATP fro energy
  • low to high
  • requires a protein or pumps to cross the membrane
51
Q

Active transport

A

Movement across the cell membrane

52
Q

Vesicle

A

Organelle in cells membrane bound sac

53
Q

Phagocytosis

A

Brings things in through endocytosis

54
Q

Sodium is pumped _____ and potassium is pumped _______

A
  • out

- I’m

55
Q

NA + ie released _____ of the cell

A

Out

56
Q

K+ ion released ____ the cell

A

In

Biology (24 decks)

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