What type of transport does not require energy from the cell?
passive transport
100
The cell membrane is composed of a double layer of _____.
phospholipids
100
The movement of materials through the cell membrane using cellular energy.
active transport
100
What is the name of the process that allows plants to capture and store energy from cells?
photosynthesis
100
Cellular respiration starts in which part of the cell?
cytoplasm
200
This means the diffusion of water.
What is osmosis?
200
Cells placed in a hypotonic solution will _____.
shrink or shrivel up
200
_________________ pick up molecules outside the cell and carry them in using energy
transport protiens
200
Photosynthesis produces ____ and oxygen.
glucose or sugar
200
Cellular respiration is completed in the _____
mitochondria
300
In passive transport molecules move from a _____ concentration to a ____ concentration.
high to low
300
When air freshener is sprayed in the center of a large room the scent will begin to spread throughout the room by the process of _____.
diffusion
300
_____ is the green pigment that captures sunlight during photosynthesis.
chlorophyll
300
Why can't cows use photosynthesis as a source of energy or food?
They don't have chloroplasts
300
A waste product of fermentation is ____
lactic acid
alcohol
400
Perfume is spread in one end of the hallway and you smell it all the way at the other end of the hallway
or
smelling cookies baking when you are in your room
are examples of.....
diffusion
400
Cells placed in an isotonic solution will _____.
remain the same
400
_____ can produce their own food
autotrophs
400
____ are the organelles responsible for performing photosynthesis in plant cells
chloroplasts
400
Fermentation produces the gas _____
carbon dioxide
500
_____ transport can be used by cells to move some molecules into a cell or out of a cell against the concentration gradient.
Active
500
Facilitative diffusion occurs when _____ located within cell membranes help certain larger molecules to pass into or out of a cell with the flow of the concentration gradient.
transport proteins
500
_____ consume other organisms or materials made by other organisms as a source of energy