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Vocabulary: Unit 4 Cell Processes
Vocabulary
Word
Diffusion
Osmosis
Passive
Transport
Endocytosis
Exocytosis
Definition
The movement of particles
from an area where their
concentration is high to an
area where their
concentration is low.
The diffusion of water across a
cell membrane.
The diffusion of particles
through proteins in the cell
membrane from areas where
the concentration of particles
is high to areas where the
concentration is low.
The process in which a cell
membrane surrounds a
particle and encloses it in a
vesicle to bring it into the cell.
The process used to remove
large particles from a cell,
during exocytosis, a vesicle
containing the particles fuses
with the cell membrane.
Selectively
Permeable
Cell membranes allow some
things to pass through but not
others.
Equilibrium
Even distribution of particles.
Example or
Sentence
Picture
Vocabulary
Word
ATP
Photosynthesis
Cellular
Respiration
Cell Cycle
Mitosis
Binary Fission
Meiosis
Definition
Adenosine Triphosphate;
molecule that provides energy
for the cell’s activities (released
from glucose in cellular
respiration).
The process by which plants
capture light energy from the sun
and convert it into sugar.
The process of producing ATP
from oxygen and glucose releases
carbon dioxide as a waste
product.
The life cycle of a cell, in
eukaryotes it consists of
chromosome duplication, mitosis
and cytokinesis.
The nuclear division in eukaryotic
cells in which each cell receives a
copy of the original
chromosomes.
Simple cell division in which one
cell splits into two – used by
bacteria.
The division of sex cells in
eukaryotes.
Example or Sentence
Picture