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Bio > Bio Test Unit 3 > Flashcards

Bio Test Unit 3 Flashcards

1
Q

What substance(s) moves in Osmosis?

A

Water Molecules

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2
Q

What substance(s) moves in Diffusion?

A

Any small, simple molecules

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3
Q

What substance(s) moves in Active Transport?

A

Small molecules or ions

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4
Q

What substance(s) moves in Facilitated Diffusion?

A

Large or Polar Molecules

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5
Q

What is the movement in Osmosis?

A

Low to High

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6
Q

What is the movement in Diffusion?

A

High to Low

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7
Q

What is the movement in Active Transport?

A

Low To High

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8
Q

What is the movement in Facilitated Diffusion?

A

High to Low

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9
Q

What does the substance travel through in Osmosis and Diffusion?

A

The Cell Membrane

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10
Q

What does the substance travel through during Facilitated Diffusion?

A

Protein Channels

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11
Q

What does the substance travel through during Active Transport?

A

Protein Pumps (Maybe Protein Channels)

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12
Q

What do the Mitochondria do?

A

Produces ATP (through Cellular Respiration)

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13
Q

What does the nucleus do?

A

Protects DNA and controls cell processes

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14
Q

What is the purpose of the Cell Membrane?

A

It controls what goes in and out of the cell

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15
Q

What does the Chloroplast do?

A

Converts light energy into sugar (photosynthesis)

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16
Q

All cells have…

A

DNA, the ability to make proteins, a double membrane, cytoplasm, organized interior, ability to use energy, maintain homeostasis, ability to reproduce

17
Q

Unlike a eukaryote, a prokaryote lacks (a)…

A

Nucleus, membrane-bound organelles

18
Q

What is the purpose of the Golgi Apparatus?

A

Modifies and packages proteins for

transport or export from the cell

19
Q

A phospholipid contains…

A

a hydrophilic head and a hydrophobic tail

20
Q

What do the lysosomes do?

A

Breaks down food, old organelles, and other cellular waste

21
Q

Which is true of the Endosymbiont Theory?

A

The first eukaryotes likely started when a larger prokaryote engulfed smaller ones.

21
Q

This component allows specific ions to pass through the cell membrane.

A

channel proteins

23
Q

The cell membrane is:

A

a phospholipid bilayer consisting of hydrophilic heads on the surface and hydrophobic tails in the middle

semi-permeable

24
Q

A concentration is:

A

the amount of solute molecules in a solution

25
Q

These are all forms of passive transport:

A

facilitated diffusion

osmosis

diffusion

26
Q

Active transport requires…

A

protein channels

moving from a high to low concentration

ATP

27
Q

Hydrophilic means something is repelled by water.

A

False

28
Q

What does the ribosome do?

A

Make proteins

29
Q

These are the reactants of cellular respiration:

A

oxygen

sugar (glucose)

30
Q

These are the products of cellular respiration:

A

carbon dioxide

ATP

water

31
Q

Order the steps of aerobic cellular respiration:

A
  1. Glycolysis
  2. Krebs Cycle
  3. Electron Transport Chain

Bio (10 decks)

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