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- 1. Multiple ChoiceWhat is Cell theoryThe Theory that cells are made of atomsThe theory that cells are made of elementsThe theory that all living things are composed of cells and that all cells come from other cells.The theory that all living things are made from atoms
- 2. Multiple ChoiceWhat is the cell wallA protective layer external to the plasma membrane in animal cells, bacteria, fungi, and some protists; protects the cell and helps maintain its shape.A protective layer external to the plasma membrane in plant cells, bacteria, fungi, and some protists; protects the cell and helps maintain its shape.A protective layer external to the plasma membrane in plant cells, bacteria, fungi, animal and some protists; protects the cell and helps maintain its shape.A protective layer external to the plasma membrane in plant cells; protects the cell and helps maintain its shape.
- 3. Multiple ChoiceWhat is cellular metabolism?all chemical and physical activities of a cellall physical activities of a cellthe function of cellsAll chemical activities of a cell.
- 4. Multiple ChoiceWhat is the central vacuoleIn a plant cell, a large membranous sac with diverse roles in growth and the storage of chemicals and wastes.In all cells, a large membranous sac with diverse roles in growth and the storage of chemicals and wastes.In a plant cell, a collection of small membranous sacs with diverse roles in growth and the storage of chemicals and wastes.the center of a cell
- 5. Multiple ChoiceWhat is a centrioleA structure in an animal cell composed of cylinders of microtubule tripletsA structure in an animal cell composed of cylinders of microfilament tripletsA structure in an animal cell composed of cylinders of microtubule pairsA structure in an animal cell composed of cylinders of microfilament pairs
- 6. Multiple ChoiceWhat is chloroplastAn organelle found in animals that photosynthetic protists that absorbs sunlight and uses it to drive the synthesis of organic molecules (sugars) from carbon dioxide and water.An organelle found in plants and photosynthetic protists that absorbs sunlight and uses it to drive the synthesis of organic molecules (sugars) from carbon dioxide and hydrogenAn organelle found in plants and photosynthetic protists that absorbs sunlight and uses it to drive the synthesis of organic molecules (sugars) from carbon dioxide and water.An organelle found in plants and photosynthetic protists that absorbs sunlight and uses it to drive the synthesis of organic molecules (sugars) from carbon monoxide and water.
- 7. Multiple ChoiceWhat is a chromosomeA circular, gene-carrying structure found in the nucleus of a eukaryotic cellA thread-like, gene-carrying structure found in the rough ER of a eukaryotic cellA circular, gene-carrying structure found in the rough ER of a eukaryotic cellA thread-like, gene-carrying structure found in the nucleus of a eukaryotic cell
- 8. Multiple ChoiceWhat is the CytoplasmThe contents of a eukaryotic cell between the plasma membrane and central vacuole; consists of a semifluid medium and organellesThe contents of a eukaryotic cell between the plasma membrane and the nucleus; consists of a semifluid medium and organellesthe fluid mosaic modelthe name of Mr. Joske's fish
- 9. Multiple ChoiceWhat is the Endoplasmic reticulumAn extensive membranous network in a eukaryotic cell, continuous with the outer nuclear membrane and composed of ribosome-studded (rough) and ribosome-free (smooth) regions.The thinnest of the three main kinds of protein fibers making up the cytoskeleton of a eukaryotic cell; a solid, helical rod composed of the globular protein actin.A structure within the nucleus where ribosomal RNA is made and assembled with proteins imported from the cytoplasm to make ribosomal subunits.A digestive organelle in eukaryotic cells; contains hydrolytic enzymes that digest engulfed food or damaged organelles.
- 10. Multiple ChoiceWhat is a flagellaA long cellular appendage specialized for locomotionA transmembrane protein that interconnects that extracellular matrix and the cytoskeleton.A protein with one of more short chains of sugars attached to it.A dense region of DNA in a prokaryotic cell.
- 11. Multiple ChoiceWhat is a glycoproteinA sac made of membrane in the cytoplasm of a eukaryotic cell.The thinnest of the three main kinds of protein fibers making up the cytoskeleton of a eukaryotic cell; a solid, helical rod composed of the globular protein actin.A protein with one of more short chains of sugars attached to it.A transmembrane protein that interconnects that extracellular matrix and the cytoskeleton.
- 12. Multiple ChoiceWhat is the golgi apparatusthe place where proteins are synthesizedAn organelle in eukaryotic cells consisting of stacks of membranous sacs that destroy proteinsthe power house of the cellAn organelle in eukaryotic cells consisting of stacks of membranous sacs that modify, store, and ship products of the endoplasmic reticulum.
- 13. Multiple ChoiceWhat is a lysosomeThe contents of a eukaryotic cell between the plasma membrane and the nucleus; consists of a semifluid medium and organelles; can also refer to the interior of a prokaryotic cell.A digestive organelle in eukaryotic cells; contains hydrolytic enzymes that digest engulfed food or damaged organelles.An extensive membranous network in a eukaryotic cell, continuous with the outer nuclear membrane and composed of ribosome-studded (rough) and ribosome-free (smooth) regions.An organelle in eukaryotic cells consisting of stacks of membranous sacs that modify, store, and ship products of the endoplasmic reticulum.
- 14. Multiple ChoiceWhat is the mitochondriathe square root of -1the school house of the cellAn organelle in eukaryotic cells where cellular respiration occurs. Enclosed by two membranes, it is where most of the cell's ATP is made.An organelle containing enzymes that transfer hydrogen atoms from various substrates to oxygen, producing and then degrading hydrogen peroxide.
- 15. Multiple ChoiceWhat is the nucleolusA double membrane that encloses the nucleus, perforated with pores that regulate traffic with the cytoplasm.A structure within the nucleus where ribosomal RNA is made and assembled with proteins imported from the cytoplasm to make ribosomal subunits.The thickest of the three main kinds of fibers making up the cytoskeleton of a eukaryotic cell; a hollow tube made of globular proteins called tubulins; found in cilia and flagella.An open channel in a plant cell wall through which strands of cytoplasm connect from adjacent cells.
- 16. Multiple ChoiceWhat is a peroxisomeAn organelle containing enzymes that transfer hydrogen atoms from various substrates to oxygen, producing and then degrading hydrogen peroxide.A cell structure consisting of RNA and protein organized into two subunits and functioning as the site of protein synthesis in the cytoplasm.A digestive organelle in eukaryotic cells; contains hydrolytic enzymes that digest engulfed food or damaged organelles.The membrane at the boundary of every cell that acts as a selective barrier to the passage of ions and molecules into and out of the cell; consists of phospholipid bilayer with embedded proteins.
- 17. Multiple ChoiceWhat is the plasma membraneThe membrane at the boundary of every cell that acts as a selective barrier to the passage of ions and molecules into and out of the cell; consists of phospholipid bilayer with embedded proteins.An extensive membranous network in a eukaryotic cell, continuous with the outer nuclear membrane and composed of ribosome-studded (rough) and ribosome-free (smooth) regions.An open channel in a plant cell wall through which strands of cytoplasm connect from adjacent cells.A digestive organelle in eukaryotic cells; contains hydrolytic enzymes that digest engulfed food or damaged organelles.
- 18. Multiple ChoiceWhat is a ribosomeA cell structure consisting of RNA and protein organized into two subunits and functioning as the site of protein synthesis in the cytoplasm.A sac made of membrane in the cytoplasm of a eukaryotic cell.A membrane-enclosed sac that is part of the endomembrane system of a eukaryotic cell and has diverse functions.A digestive organelle in eukaryotic cells; contains hydrolytic enzymes that digest engulfed food or damaged organelles.
- 19. Multiple ChoiceWhat is synthesized in the rough ERproteinslipidscarbohydratesglycolipids
- 20. Multiple ChoiceWhat is a vesicleA cell structure consisting of RNA and protein organized into two subunits and functioning as the site of protein synthesis in the cytoplasmA sac made of membrane in the cytoplasm of a eukaryotic cell.A membrane-enclosed sac that is part of the endomembrane system of a eukaryotic cell and has diverse functions.An organelle found in plants and photosynthetic protists that absorbs sunlight and uses it to drive the synthesis of organic molecules (sugars) from carbon dioxide and water.
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