A) 1,2,3,4,5
B) 2,1,3,5,4
C) 2,4,5,3,2
D) 2,3,5,4,1
E) 2,3,4,5,1
Correct Answer
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Correct Answer
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A) 1,2,4,5,6
B) 2,3,5,6
C) 2,3,4,6
D) 1,3,4,5,6
E) 2,3,6
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A) internal membrane surface
B) membrane channel protein
C) phospholipid bilayer
D) peripheral protein
E) integral protein
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A) synthesizing.
B) communicating.
C) metabolizing.
D) using energy.
E) reproducing.
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A) are a component of mitochondria.
B) are the smallest components of the cytoskeleton.
C) provide structure and support to the cytoplasm.
D) contain the protein myosin.
E) are solid,supporting rods of protein.
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A) detoxification activities.
B) secretion.
C) protein synthesis.
D) storage of glycogen.
E) cellular communication.
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A) reproduction and inheritance
B) communication
C) movement
D) metabolism and energy use
E) synthesis
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A) microtubule.
B) mitochondria.
C) ribosome.
D) secretory vesicle.
E) smooth endoplasmic reticulum.
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A) integral protein
B) phospholipid bilayer
C) internal membrane surface
D) membrane channel protein
E) peripheral protein
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A) liver cells that detoxify hydrogen peroxide
B) fibroblast (makes protein fibers)
C) white blood cell,a phagocyte
D) cardiac muscle cells (require large amounts of ATP)
E) mucus cell (secretes mucus)
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A) Damage to mitochondria.
B) Damage to the DNA from free radicals.
C) Damage to lysosomes.
D) Presence of a "cell death clock".
E) Presence of "death genes".
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A) contains DNA.
B) have inner and outer membranes.
C) have inner folds called cristae.
D) are the cell's power plants.
E) All of these choices are correct.
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A) change the shape of the binding site on the carrier molecule
B) increase the number of competitive molecules
C) remove the binding site on the carrier molecule
D) fill all binding sites on carrier molecules
E) increase the number of available carrier molecules
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A) conversion of a pro-protein to a functional protein
B) conversion of a pro-enzyme to a functional enzyme
C) joining 2 or more amino acid chains
D) adding polysaccharide side chains to proteins
E) removal of introns from pre-mRNA
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A) prophase
B) metaphase
C) anaphase
D) interphase
E) telophase
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A) cell shape.
B) the ability of the cell to generate energy.
C) membrane transport.
D) vesicle formation.
E) the number of channel proteins in the cell membrane.
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A) are unspecialized portions of a cell.
B) are extracellular structures.
C) vary in number and type depending on cell function.
D) are structural,but not functional parts of the cell.
E) generally lack membranes.
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A) CAU
B) CAT
C) CTU
D) CTT
E) GUA
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A) phospholipids form a single lipid layer in the center of the membrane.
B) proteins form a "liquid" sea in the membrane.
C) cholesterol forms the outermost layer of the membrane.
D) the membrane is neither rigid nor static in structure.
E) proteins are not a part of the membrane.
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A) eliminate wastes.
B) produce energy.
C) package cellular products.
D) engage in protein synthesis.
E) ingest and phagocytize bacteria.
Correct Answer
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Correct Answer
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