Cell Transport
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mcartenuto
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42 QuestionsShow answers
  • Question 1
    120 seconds
    Q. Cells need to bring in molecules to carry out cellular processes. Often, this requires moving the molecules across the cell membrane against the concentration gradient. How do these molecules get into the cell?
    answer choices
    passive transport by diffusion
    active transport using ATP 
    passive transport by osmosis
     osmosis
  • Question 2
    120 seconds
    Q. A person with swollen gums rinses his mouth with warm salt water, and the swelling decreases. Which of the following has occurred?
    answer choices
    The swollen gums have absorbed the saltwater solution.
    The saltwater solution lowers the temperature of the water in the gums.
    The salt in the solution has moved against the concentration gradient.
    The water in the gums has moved out due to the high concentration of salt in the solution. 
  • Question 3
    120 seconds
    Q. The cell membrane of the red blood cell will allow water, oxygen, and carbon dioxide to pass through. Because other substances are blocked from entering, this membrane is called
    answer choices
    perforated
    semi-permeable
    non-conducive
    permeable
  • Question 4
    120 seconds
    Q.  Look at the diagram of a cross-section of a cell membrane below. The cell membrane controls movement of materials into and out of the cell. The following particles are moving from high concentration to low concentration and are using a carrier protein. How would you describe this type of movement across the membrane? 
    answer choices
    simple osmosis
    active transport
    simple diffusion
    facilitated diffusion
  • Question 5
    120 seconds
    Q. Look at the cross section of a cell membrane of a eukaryotic cell. H+ ions are being pumped from a low concentration to a high concentration. How do you describe this type of transport across the cell membrane?
    answer choices
    active transport
    passive transport
    facilitated diffusion
    co-transport
  • Question 6
    120 seconds
    Q.  In pure water, a red blood cell from an animal will swell and burst, but a leaf cell from a plant will not. Which structure in the leaf cell is responsible for this difference?
    answer choices
    cell membrane
    cell wall
     mitochondrion
    nucleus
  • Question 7
    120 seconds
    Q. The diagram below represents a cell and some molecules in its environment. Which molecule would require the use of energy in order to be brought into the cell?
    answer choices
    1
    2
    3
    4
  • Question 8
    120 seconds
    Q. Which activity can occur without the use of energy?
    answer choices
    contraction of muscle tissue
    protein synthesis in a cell
    active transport of minerals
    movement of water across a membrane
  • Question 9
    120 seconds
    Q. The diffusion of water across a selectively permeable membrane is called 
    answer choices
    active transport
    facilitated diffusion
    osmosis
    phagocytosis
  • Question 10
    120 seconds
    Q. During diffusion molecules tend to move 
    answer choices
       up the concentration gradient
     from an area of lower concentration to an area of higher concentration
     in a direction that doesn’t depend on concentration
     down the concentration gradient
  • Question 11
    120 seconds
    Q. Due to the higher concentration of oxygen in the air than your blood, oxygen goes from the lungs into the red blood cells by....
    answer choices
    Facilitated Diffusion
    Simple Diffusion
    Active Transport
    Osmosis
  • Question 12
    120 seconds
    Q. The dispersal of ink in a breaker of water is an example of 
    answer choices
    osmosis
    diffusion
    active transport
    facilitated diffusion
  • Question 13
    120 seconds
    Q. What type of transport is illustrated?
    answer choices
    facilitated diffusion
    active transport
    diffusion
    osmosis
  • Question 14
    120 seconds
    Q. Movement of molecules down the concentration gradient with NO ATP and NO help
    answer choices
    Passive transport
    Active Transport
    Ion transport
    Electron transport
  • Question 15
    120 seconds
    Q. Not utilized in passive transport
    answer choices
    Against the gradient
    Vesicles
    Adenosine Triphosphate (ATP)
    Vesicles/ vacuoles
  • Question 16
    120 seconds
    Q. This molecule moves by using transport proteins.  This moves from an area of high concentration to an area of low concentration and does NOT use ATP
    answer choices
    Carbon dioxide
    Oxygen
    Water
    Glucose
  • Question 17
    120 seconds
    Q. A salt water fish is placed in fresh water.  What is the best question a researcher might ask to determine what adaptation the fish might need to help maintain homeostasis in the new environment?
    answer choices
    Can the fish remove extra water which enters its cells through osmosis?
     Can the fish replenish water which leaves its cells through osmosis?
     Can the fish breathe in water with a different dissolved oxygen content?
    Can the fish metabolize food in water with a different pH?
  • Question 18
    120 seconds
    Q. A student was conducting an investigation with paramecium in distilled water.  The paramecium was able to maintain homeostasis even though this environment put them under stress.  Which of the possible hypotheses below most likely explains how the paramecium were able to maintain homeostasis?
    answer choices
    The paramecium removes the extra water it absorbed
    The paramecium absorbed extra water to replace what it lost.
    The paramecium absorbed extra salt to change its concentration
    The paramecium shrank so it required less water. 
  • Question 19
    120 seconds
    Q. The concentration of water is higher in the soil than in plant root cells. Water moves into root cells of a plant by...
    answer choices
    Facilitated Diffusion
    Simple Diffusion
    Active Transport
    Osmosis
  • Question 20
    120 seconds
    Q. what are two types of passive transport?
    answer choices
    endo and exocytosis 
    cookies and milk
    active and passive 
    Osmosis and diffusion
  • Question 21
    120 seconds
    Q. ___________ form the two layers of the cell membrane. 
    answer choices
    Carbohydrates 
    Proteins 
    Phospholipids 
    Cholesterol
  • Question 22
    120 seconds
    Q.

    Which of the following molecules pass easily through the cell membrane, requiring little extra help or energy? Select all that apply.

    answer choices

    sodium

    glucose

    oxygen

    carbon dioxide

  • Question 23
    120 seconds
    Q.

    Which of the following molecules don't pass easily through the cell membrane, requiring extra help or input of energy?

    answer choices

    sodium

    glucose

    oxygen

    carbon dioxide

  • Question 24
    120 seconds
    Q. Part of the plasma membrane responsible for cell recognition... 
    answer choices
    C
    E
    B
    D
  • Question 25
    120 seconds
    Q. The function of the plasma membrane is....
    answer choices
    to regulate what enters and leaves the cell.
    fight bacteria and viruses that enter the cell.
    provide rigid support and protection to the cell.
    make sure each cell can move
  • Question 26
    120 seconds
    Q. ___________ have 2 functions in the cell membrane.
    1.) They act like gatekeepers, only let certain things in. 
    2.) Enzyme receptors embedded in the membrane.
    answer choices
    Carbohydrates 
    Proteins 
    Phospholipids 
    Cholesterol
  • Question 27
    120 seconds
    Q. A specific molecule that binds with a receptor to make something happen. 
    answer choices
    Ligand
    Receptor 
    Lipid
    Magic Potion
  • Question 28
    300 seconds
    Q.  If a cell containing 5% salt is placed into a glass of water with 20% salt, the water is _______ compared to the cell.
    answer choices
    hypertonic-
    hypotonic
    isotonic
  • Question 29
    30 seconds
    Q. Where will the water go?
    answer choices
    Into the cell
    Out of the cell
    Equally in & out - it's isotonic
    There is no water
  • Question 30
    30 seconds
    Q. A blood cell is placed into the jar, as seen. Where will the water go?
    answer choices
    Into the cell
    Out of the cell
    Equally in & out - it's isotonic
    The water is a lie
  • Question 31
    30 seconds
    Q.

    What best describes the solution the cell is in?

    answer choices

    Hypotonic Solution

    Hypertonic Solution

    Isotonic Solution

  • Question 32
    30 seconds
    Q.

    What will happen to the cell in the given solution?

    answer choices

    Swell up

    Shrink

    Stay the same

  • Question 33
    30 seconds
    Q.

    Which organelle helps maintain a plant cell's rigid internal structure by controlling turgor pressure?

    answer choices

    Vacuole

    Vesicle

    Lysosome

    Golgi

  • Question 34
    60 seconds
    Q. In this picture, how do you classify the solution?
    answer choices
    The solution is hypotonic
    The solution is hypertonic
    The solution is isotonic
    The solution is my tonic
  • Question 35
    30 seconds
    Q. How does the sodium-potassium pump make the interior of the cell negatively charged?
    answer choices
    by expelling anions
    by pulling in anions
    by expelling more sodium cations than potassium cations are taken in
    by taking in and expelling an equal number of cations
  • Question 36
    30 seconds
    Q. What is the primary function of carbohydrates attached to the exterior of cell membranes?
    answer choices
    identification of the cell
    flexibility of the membrane
    strengthening the membrane
    channels through membrane
  • Question 37
    30 seconds
    Q. This diagram is showing...
    answer choices
    endocytosis
    exocytosis
    osmosis
    diffusion
  • Question 38
    30 seconds
    Q. Which of the following words are paired correctly?
    answer choices
    Turgid - hypertonic : Flaccid - Isotoinic
    Turgid - Hypertonic : Flaccid - Hypotonic
    Turgid - Hypotonic : Flaccid - Hypertonic
    Turgid - Isotonic : Flacid - Hypertonic
  • Question 39
    30 seconds
    Q. Identify the Transport Protein
    answer choices
    A
    C
    D
    E
  • Question 40
    45 seconds
    Q. Allows large/polar molecules to pass through the cell membrane via facilitated diffusion
    answer choices
    Phospholipid bilayer
    Transport Protein
    Cholesterol
    Carbohydrate Chains
  • Question 41
    30 seconds
    Q. Identify the Carbohydrate Chain
    answer choices
    A
    C
    D
    E
  • Question 42
    30 seconds
    Q. When molecules are spread evenly across the cell membrane, ______________________ is reached.
    answer choices
    difference
    transportation
    equilibrium
    solution
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