Cells and their Environment $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 Diffusion...

Cells and their Environment

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Diffusion

FINAL ROUND

OsmosisSodium

Potassium Pump

Active & Passive

TransportOdds & Ends

Diffusion:

$100 Question

Define Diffusion.

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ANSWER

Diffusion :

$100 Answer

Diffusion – the movement of a substance form an area of high concentration to an area of lower concentration caused by the random motion of particles of the substance.

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Diffusion :

$200 Question

The movement of particles from an area of high to low concentration is aided by what type of energy?

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ANSWER

Diffusion

$200 Answer

The movement of particles from an area of high to low concentration is aided by what type of energy?

Kinetic Energy

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Diffusion :

$300 Question

Name one requirement of diffusion.

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ANSWER

7 themes of biology:

$300 Answer

Name one requirement of diffusion.

Concentration Gradient

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7 themes of biology:

$400 Question

Define a concentration gradient

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ANSWER

Diffusion :

$400 Answer

Define a concentration gradientA difference in the concentration of a substance across space.

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Diffusion :

$500 Question

Name a specific type of diffusion, and state its requirements.

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ANSWER

Diffusion :

$500 Answer

Name a specific type of diffusion, and state its requirements.

Facilitated Diffusion-requires a concentration gradient AND a carrier/channel protein.

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Osmosis:

$100 Question

Osmosis is a special case of ___________.

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ANSWER

Characteristics of Life:

$100 Answer

Osmosis is a special case of Diffusion.

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Characteristics of Life:

$200 Question

Define Osmosis.

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ANSWER

Osmosis :

$200 Answer

Osmosis – the diffusion of WATER through a selectively permeable membrane.

DAILY DOUBLE

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Osmosis :

$300 Question

What is lysis, and when does it occur?

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ANSWER

Osmosis :

$300 Answer

What is lysis, and when does it occur?

Lysis is the breaking of the cell membrane, which can occur in a hypotonic solution if to much water comes into the cell.

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Osmosis :

$400 Question

Name the three types of osmotic solutions we talked about and explain what happens to the cell’s volume in each type of solution.

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ANSWER

Osmosis :

$400 Answer

Name the three types of osmotic solutions we talked about and explain what happens to the cell’s volume in each type of solution.

Hypertonic Solution- Cell Shrinks

Hypotonic Solution –Cell Swells

Isotonic Solution – Cell volume remains the same

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Osmosis:

$500 Question

Draw each type of osmotic solution and label the following:

•Solute concentration inside the cell

•Solute concentration outside the cell

•H2O concentration inside the cell

•H2O concentration outside the cell

•Direction of water movement

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ANSWER

Osmosis:

$500 Answer

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Solute

SoluteH2O =

Solute =

Sodium Potassium Pump:

$100 Question

The Sodium-Potassium Pump is an example of _________________.

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ANSWER

Sodium Potassium Pump :

$100 Answer

The Sodium-Potassium Pump is an example of Active Transport.

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$200 Question

True/False

The Sodium-Potassium pump is one of the most important membrane pumps in animal cells.

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ANSWER

$200 Answer

True/False

The Sodium-Potassium pump is one of the most important membrane pumps in animal cells.

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$300 Question

The sodium-potassium pump is transporting sodium & potassium against their _____________. This is why it requires _____________.

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ANSWER

$300 Answer

The sodium-potassium pump is transporting sodium & potassium against their Concentration Gradient. This is why it requires Energy/ATP.

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$400 Question

For every ___ sodium ions transported ___ potassium ions are transported.

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ANSWER

$400 Answer

For every 3 sodium ions transported 2 potassium ions are transported.

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$500 Question

Describe the sodium-potassium pump. List what (and how many)things it transports and to where.

You may draw this.

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ANSWER

$500 Answer

Describe the sodium-potassium pump. List what (and how many) things it transports and to where.

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Active & Passive Transport:

$100 Question

List the requirements of active transport and passive transport.

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ANSWER

Scientific method:

$100 Answer

List the requirements of active transport and passive transport.

Active -> Energy (& Concentration Gradient)

Passive->Concentration Gradient

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Scientific method:

$200 Question

Name three examples of passive transport.

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ANSWER

Scientific method:

$200 Answer

Name three examples of passive transport.

Diffusion, Facilitated Diffusion, Osmosis

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Scientific method:

$300 Question

Name three examples of active transport.

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ANSWER

Scientific method:

$300 Answer

Name three examples of active transport.

•Endocytosis

•Exocytosis

•Sodium-potassium pumps

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Scientific method:

$400 Question

Name the cell organelle that produces the energy to power active transport AND the cell organelle that likely makes the vesicles used in exocytosis.

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ANSWER

Scientific method:

$400 Answer

Name the cell organelle that produces the energy to power active transport AND the cell organelle that likely makes the vesicles used in exocytosis.

Mitochondria –powerhouse of the cell

Golgi apparatus-packaging & distribution center of the cell

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Scientific method: $500 Question

Name the two types of endocytosis and explain what each transports.

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ANSWER

Scientific method: $500 Answer

Name the two types of endocytosis and explain what each transports.

Phagocytosis –transports large solid molecules/substance

Pinocytosis-transports liquids

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Odds & Ends:

$100 Question

The ion channel is an example of _______ transport.

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ANSWER

Terminology:

$100 Answer

The ion channel is an example of Passive transport.

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Terminology:

$200 Question

Define Equilibrium

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ANSWER

Terminology:

$200 Answer

Equilibrium-a condition in which the concentration of a substance is equal throughout a space.

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Terminology:

$300 Question

Name two factors that affect the RATE of diffusion. Explain what both of these factors influence.

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ANSWER

Terminology:

$300 Answer

Name two factors that affect the RATE of diffusion.

Temperature – State of Matter

Both affect the amount of kinetic energy in a substance.

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Terminology:

$400 Question

An ion channel can transport sodium ions. List 3 ways that the ion channel differs from the sodium-potassium pump.

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ANSWER

Terminology:

$400 Answer

An ion channel can transport sodium ions. List 3 ways that the ion channel differs from the sodium-potassium pump.

• It requires no energy

• It is a form of passive transport

• It moves sodium down the concentration gradient

• Potassium ions are not involved

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Terminology:

$500 Question

Explain the difference between going against and going down a concentration gradient. Tell which type of transport would go against, and which would go down a concentration gradient.

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ANSWER

Terminology:

$500 Answer

Explain the difference between going against and going down a concentration gradient. Tell which type of transport would go against, and which would go down a concentration gradient.

•Against-> from low to high concentration

•Active Transport

•Down-> from high to low concentration

•Passive Transport BACK TO GAME

FINAL ROUND Question

Explain the three changes that can occur as a result of a signal molecule binding to a receptor protein in the cell membrane.

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ANSWER

FINAL ROUND Answer

Explain the three changes that can occur as a result of a signal molecule binding to a receptor protein in the cell membrane.

• Change in permeability• Formation of secondary messenger• Enzyme activity/activation

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Cells and their Environment $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 Diffusion...

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