Biology Honors NC EOC Review
Questions and Answers 100% Pass
Actin - ✔✔One of the two protein filaments in a muscle cell that function in contraction
Cell Wall - ✔✔A ridged structure that surrounds the cells of plants, fungi, many
protists, and most bacteria
Chloroplast - ✔✔A plastid containing chlorophyll; the site of photosynthesis
Chromatin - ✔✔The DNA and proteins in a non-dividing cell
Chromosome - ✔✔DNA and protein in a coiled, rod-shaped form that occurs during
cell division
Cilium - ✔✔A short, hairlike organelle that extends from a cell and functions in
locomotion
Crista - ✔✔A fold of the inner membrane of the mitochondria
Cytoplasm - ✔✔The region of a cell between the cell membrane and the nucleus
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,Cytoskeleton - ✔✔A network of long protein strands in the cytosolthat helps maintain
the size and shape of the eukaryotic cell
Cytosol - ✔✔The gelatin like aqueous fluid that bathes the organelles on the inside of
the cell membrane
Endoplasmic Reticulum - ✔✔A system of membranous tubes and sacs in eukaroyotic
cells that functions as a path along which molecules move from one part of the cell to
the other
Flagellum - ✔✔A hair-like structure made up of microtubles that function in locomotion
Fluid Mosaic Model - ✔✔A model of cell membranes structure representing the
dynamic nature of membrane lipids and proteins
Golgi Apparatus - ✔✔A system of membranes in eukaryotic cells that modifies protiens
for export by the cell
Integral Protein - ✔✔A protein imbedded in the bilayer of the cell membrane
Lysosome - ✔✔A organelle containing digestive enzymes, existing primarily in animal
cells
Microfilament - ✔✔A polymer chain of the protein actin: the smallest strand in the
cytoskelton
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, Microtuble - ✔✔A hollow tube of protein that constitutes the largest strand in the
cytoskelton
Mitochondria - ✔✔The organelle that is the site of aerobic respiration in eukaryotic cells
Nuclear Envelope - ✔✔A double membrane that surrounds the nucleus of eukaryotic
cells
Nuclear Matrix - ✔✔The nuclear skeleton, a shape-maintaining protein
Nuclear Pore - ✔✔A small hole in the nuclear envelope through which substances pass
between the nucleus and the cytoplasm
Nucleolus - ✔✔The structure in which ribosomes are synthesized and partially
assemble; found in most nulei
Peripheral Protein - ✔✔A protein attached to eitheir the interior of exterior surface of
the cell membrane
Plastid - ✔✔An organelle of plant cells that contain starch, fats, or pigments
Ribosome - ✔✔An organelle that funtions in the synthesis of proteins
Rough Endoplasmic Reticulum - ✔✔The portion of the endoplasmic reticulum that
contains attached ribosomes
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Questions and Answers 100% Pass
Actin - ✔✔One of the two protein filaments in a muscle cell that function in contraction
Cell Wall - ✔✔A ridged structure that surrounds the cells of plants, fungi, many
protists, and most bacteria
Chloroplast - ✔✔A plastid containing chlorophyll; the site of photosynthesis
Chromatin - ✔✔The DNA and proteins in a non-dividing cell
Chromosome - ✔✔DNA and protein in a coiled, rod-shaped form that occurs during
cell division
Cilium - ✔✔A short, hairlike organelle that extends from a cell and functions in
locomotion
Crista - ✔✔A fold of the inner membrane of the mitochondria
Cytoplasm - ✔✔The region of a cell between the cell membrane and the nucleus
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,Cytoskeleton - ✔✔A network of long protein strands in the cytosolthat helps maintain
the size and shape of the eukaryotic cell
Cytosol - ✔✔The gelatin like aqueous fluid that bathes the organelles on the inside of
the cell membrane
Endoplasmic Reticulum - ✔✔A system of membranous tubes and sacs in eukaroyotic
cells that functions as a path along which molecules move from one part of the cell to
the other
Flagellum - ✔✔A hair-like structure made up of microtubles that function in locomotion
Fluid Mosaic Model - ✔✔A model of cell membranes structure representing the
dynamic nature of membrane lipids and proteins
Golgi Apparatus - ✔✔A system of membranes in eukaryotic cells that modifies protiens
for export by the cell
Integral Protein - ✔✔A protein imbedded in the bilayer of the cell membrane
Lysosome - ✔✔A organelle containing digestive enzymes, existing primarily in animal
cells
Microfilament - ✔✔A polymer chain of the protein actin: the smallest strand in the
cytoskelton
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, Microtuble - ✔✔A hollow tube of protein that constitutes the largest strand in the
cytoskelton
Mitochondria - ✔✔The organelle that is the site of aerobic respiration in eukaryotic cells
Nuclear Envelope - ✔✔A double membrane that surrounds the nucleus of eukaryotic
cells
Nuclear Matrix - ✔✔The nuclear skeleton, a shape-maintaining protein
Nuclear Pore - ✔✔A small hole in the nuclear envelope through which substances pass
between the nucleus and the cytoplasm
Nucleolus - ✔✔The structure in which ribosomes are synthesized and partially
assemble; found in most nulei
Peripheral Protein - ✔✔A protein attached to eitheir the interior of exterior surface of
the cell membrane
Plastid - ✔✔An organelle of plant cells that contain starch, fats, or pigments
Ribosome - ✔✔An organelle that funtions in the synthesis of proteins
Rough Endoplasmic Reticulum - ✔✔The portion of the endoplasmic reticulum that
contains attached ribosomes
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