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WorksheetsUnit 3 Review - Cell Structure, Function, and Transport
Total questions: 69
Worksheet time: 52mins
All cells have cell membranes. What is the function (job) of the cell membrane?
Allow certain things to enter and exit the cell.
Allows all things to enter the cell.
Does not allow anything to enter and exit.
It is made out of wood.
Aaniyah is examining a cell under a microscope. She notices a mitochondria inside. Which of the following is a conclusion she might draw?
She is examining a eukaryotic cell.
She is examining a prokaryotic cell.
This cell could be either eukaryotic or prokaryotic.
This organelle digests dead cell parts and contains enzymes
lysosome
golgi body
smooth ER
Rough ER
What am I? I break down glucose from food and use it to make ATP energy (to power the cell).
chloroplast
which of the following transports material WITHIN the cell?
Which structure would be found in a grass cell but NOT in one of your own cells?
Unlike Smooth ER, Rough ER has ________________ attached to it.
carbohydrate chains
proteins
In passive transport, the concentration gradient goes from..
Low to low
High to low
Low to high
High to high
The purple structures of the image represent:
phospholipid
cholesterol
proteins
carbohydrates
Something is ___________ ____________ when some molecules can pass through it while others cannot.
Which type of movement has proteins that act like energy-powered pumps to move molecules through the cell membrane?
protein pumps
osmosis
What type of solution is a cell in when it gets bigger than it normally would?
hypertonic
isotonic
hypotonic
What type of solution is a cell in when it shrinks or shrivels up?
hypertonic
isotonic
hypotonic
An animal cell with a 20% salt solution is placed into a beaker of pure water. What will happen to the cell?
It will shrink
Plasmolysis
No change
It will expand and explode
Where can carbohydrates be found when part of a plasma membrane?
On the outside of the membrane
On the inside of the membrane
Embedded part of the way into the membrane
Embedded the whole way through the membrane
All of the above
The cell membrane is made up of a phospholipid bilayer. What does "bilayer" mean?
one layer
two layers
laminated
bilateral
The 'membrane' pictured below would not be able to form because
the 'heads' would repel each other
the 'tails' would repel water on either side
the cell membrane isn't a bilayer
the membrane does not contain phospholipids
The term "mosaic" applies to the cell membrane because...
cell membranes are able to bend, stretch and change shape
Cell membranes are able to flow
Cell membranes are made from a variety of different molecules
The term "fluid" applies to the cell membrane because...
Cell membranes only allow SOME molecules to pass across the membrane
Cell membranes are able to flow
Cell membranes are made from a variety of different molecules
What is the function of the cholesterol of the cell membrane?
allows large molecules to pass through the cell membrane
allows small, non-polar molecules to pass through the cell membrane
identifies the cell and allow for cell-to-cell communication
stabilizes the fluidity of the cell membrane
During phagocytosis, a cell
takes in solid food (eats)
takes in liquids (drinks)
sends liquids out of the cell
sends solids out of the cell
During pinocytosis, a cell
takes in solid food (eats)
takes in liquids (drinks)
sends solids out of the cell
sends liquids out of the cell
