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Ch. 2B

Flashcards to review for the Ch. 2B Quiz

QuestionAnswer
the membrane that surrounds all the cytoplasm of a cell cell membrane
a rigid structure manufactured by certain organisms outside of their cell membranes cell wall
the organelle in which photosynthesis occurs chloroplast
a strand of DNA with associated proteins usually found in the nucleus of a cell
structures in the cytoplasm that perform various cellular functions cytoplasmic organelles
the movement of molecules from an area of higher concentration to an area of lower concentration a form of passive transport
a cellular organelle consisting of a network of membranes enables substances to be transported throughout the cell
an organism whose cell or cells have a nucleus and other membrane-bound organelles eukaryote
long hairlike extensions from a cell membrane aid in movement
a cellular organelle that collects chemicals from the cytoplasm and processes and packages them Golgi apparatus
an organelle that contains digestive enzymes for digesting worn out cell parts or foreign substances lysosome
The location of most of cellular respiration for producing energy for the cell mitochondria
control center of the cell nucleus or nuclei
the diffusion of water through a selectively permeable membrane osmosis
the passage of substances across a membrane without the use of cellular energy passive transport
a unicular organism that lacks a nucleus and other membrane-bound organelles classified in kingdoms Archaebacteria and Eubacteria.
a cellular organelle that directs the assembling of proteins ribosome
allowing only certain molecules to pass through selectively permeable
the thin covering that cells have is the___________ cell membrane
What type of transport is osmosis? passive
What type of transport requires a cell to expend its own energy? active
Cells of plants bacteria and algae and other organisms have what structure outside their cell membrane? cell walls
What organelles are referred to as the "powerhouses" of the cell? mitochondria
What is the function of ribosomes? manufactures proteins
Which organelle collects and processes complex chemicals for the cell? Golgi Apparatus
What cellular structure contains a cell's genetic information? nucleus
The cell membrane is made of two layers of ___________. lipids
the structures in the nucleus that contain DNA chromosomes
what is embedded in the lipid bilayer of the cell membrane proteins
two types of passive transport diffusion and osmosis
Which organisms have cell walls? Prokaryotic and some eukaryotic
the major cellular structure that contains the chromosomes nucleus
Endoplasmic Reticulum without ribosomes Smooth ER
tiny structures that make proteins according to instructions from the genes Ribosomes
What is made of cytosol and organelles? cytoplasm
organelle which is the site of cellular respiration mitochondrion
compartment of the cell which stores most of the genetic information nucleus
folded membranes which are often found near the nuclear membrane endoplasmic reticulum
stack of curved flattened sacs that process materials into small packets Golgi body
structure that regulates what goes into and out of the cell cell membrane
rigid layer, made mostly of cellulose, which gives shape to the cell cell wall
organelle which is the site of photosynthesis chloroplast
The tiny packets produced by the Golgi apparatus are called _________________. vesicles
the gel like material in between organelles cytosol
Created by: Mr.JFoster
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