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BIology Final Cards Cells


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What do golgi apparatus do?
contains enzymes that attach carbohydrates and lipids and proteins
network of protein filaments tha thelp the cell to maintain its shape
What are Ribosomes?
organelle that assembles proteins
Endoplasmic Reticulum?
organelle where components of cell membrane are assmebled and some proteins are modified
organelle that are filled with enzymes to break down carbohydrates, lipids and proteins from food.
store water
small region of nucleus assembles ribosomes
nuclear envelope?
double membrane surrounding the nucleus
granular material visible within nucleus
condensed form of chromatin, threadlike structures containing genetic information that is passed from one generation of cells to the next
only in plants use energy from sunlight to make food
use energy from food to make high-energy compounds that the cell can use to power growth, development, and movement
what is facilitated diffusion?
process by which molecules that can't pass through the lipid bilayer
What is active transport?
transfer of molecules from an area of lower concentration to an area of higher concentration requiring input of energy
what is endocytosis, phgocytosis and exocytosis
endocytosis- process of taking material into cell by means of pockets of cell membrane

phagocytosis- when large particles taken into cel by endocytosis extensions of cytoplasm surround and engulf large particles

exocytosis- removal of large amoujnts of material from the cell

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