Life Science
Definition
the movement of small substances through a
cell membrane from high to low concentration
without using the cell's energy
the movement of substances from an area
of higher concentration to an area of
lower concentration
The diffusion of water molecules through
a membrane concentration
Word & Derivation
Passive Transport
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Derivation & Meaning:
Passive Latin for “not active”
trans Latin for “over”
port Latin for “to carry”
Diffusion
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Derivation & Meaning:
Latin for “scatter or pour out”
Osmosis
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Derivation & Meaning:
Greek for “impulse”
the movement of substances from an area of
higher concentration to an area of lower
concentration using transport proteins (either
channel proteins or carrier proteins)
Facilitated Diffusion
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Derivation & Meaning:
Latin for “scatter or pour out”
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Life Science
Definition
Word & Derivation
A solution with a higher concentration of
solutes (salts) than the solution on the
other side of a membrane
Hypertonic Solution
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Derivation & Meaning:
Hyper- Greek for “above”
Tonic- Greek for “to stretch”
Solve- Latin for “let go/apart”
A solution with a lower concentration of
solutes (salts) than the solution on the
other side of a membrane.
Hypotonic Solution
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Derivation & Meaning:
Hypo- Greek for “under”
Tonic- Greek for “to stretch”
Solve- Latin for “let go/apart”
A solution with an equal concentration of
solutes (salts) to the solution on the other
side of a membrane.
Isotonic Solution
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Derivation & Meaning:
Iso- Greek for “equal”
Tonic Greek “to stretch
Solve Latin “to let go/apart”
The movement of substances through a cell
membrane from low to high concentration using
the cell’s energy (endocytosis and exocytosis)
Active Transport
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Derivation & Meaning:
Act Latin for “to do”
Trans- Latin “over”
Port Latin for “to carry”
Drawing That Shows The Definition
0= Water
X= Salts
X x x x
x
X o x
x
X o ox
X x o x
ox ox
oo
Life Science
Definition
a series of chemical reactions that take place
in the chloroplast to convert (change) light
energy, carbon dioxide and water into glucose
(sugar molecule) and oxygen
The green pigment in a chloroplast organelle
that absorbs light to be used for
photosynthesis
Word & Derivation
Photosynthesis
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Derivation & Meaning:
Photo- Greek for “light”
Synthesis- Greek for “put together”
Chlorophyll
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Derivation & Meaning:
Chloro- Greek for “green”
Phyllos- Greek for “leaf”
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