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29 Cards in this Set
- Front
- Back
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Plasma membrane has the following functions: a)Selectively permeable barrier of cell
B)Site for cellular receptors C)Cell adhesion surface D)Facilitates transport of ions E)Primary site of protein synthesis |
a)Selectively permeable barrier of cell
B)Site for cellular receptors C)Cell adhesion surface D)Facilitates transport of ions |
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Which of the following is the location of mitochondrial DNA?
A)Cristae B)F1 subunits C)Inner mitochondrial membrane D)Intracristal space E)Mitochondrial granules F)Mitochondrial matrix G)Outer mitochondrial membrane |
F)Mitochondrial matrix
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4.Which of the following is the location of concentrated Ca2+ ions in mitochondria? a)Cristae
b)F1 subunits c)Inner mitochondria membrane d)Intracristal space e)Mitochondrial granules f)Mitochondrial matrix g)Outer mitochondrial membrane |
e)Mitochondrial granules
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5.Form shelflike or tubular projections into matrix
A-Mitochondrial matrix B-Mitochondrial granules C-Inner mitochondrial membrane D-Outer mitochondrial membrane E-None of the above |
C-Inner mitochondrial membrane
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Site of calcium ion sequestration
A-Mitochondrial matrix B-Mitochondrial granules C-Inner mitochondrial membrane D-Outer mitochondrial membrane E-None of the above |
B-Mitochondrial granules
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Location of globular structures with ATP synthetase activity
A-Mitochondrial matrix B-Mitochondrial granules C-Inner mitochondrial membrane D-Outer mitochondrial membrane E-None of the above |
C-Inner mitochondrial membrane
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Location of Krebs cycle enzymes
A-Mitochondrial matrix B-Mitochondrial granules C-Inner mitochondrial membrane D-Outer mitochondrial membrane E-None of the above |
A-Mitochondrial matrix
C-Inner mitochondrial membrane |
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The synthesis of all protein is initiated on which of the following cellular components?
a)Free polyribosomes b)Golgi complex c)Ribophorin d)Rough endoplasmic reticulum e)Signal recognition particles f)Unit membranes |
a)Free polyribosomes
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Which of the following is the site of initial glycosylation of secretory proteins?
a)Golgi complex b)Free polyribosomes c)Mitochondria d)Rough endoplasmic reticulum e)Smooth endoplasmic reticulum |
d)Rough endoplasmic reticulum
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Which of the following is the site of principal glycosylation of secretory proteins?
a)Golgi complex b)Free polyribosomes c)Mitochondria d)Rough endoplasmic reticulum e)Smooth endoplasmic reticulum |
a)Golgi complex
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Which of the following pairs of functions are associated with the Golgi complex? a)Production of energy and glycogen synthesis b)Production of energy and lipid synthesis c)Glycosylation and packaging of secretory products
d)Glycosylation and sulphation of secretory products e)Synthesis and concentration of lipids f)Phagocytosis and receptor recycling g)Protein synthesis and packaging of secretory products |
c)Glycosylation and packaging of secretory products
d)Glycosylation and sulphation of secretory products |
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Which of the following descriptions are true of autophagosome?
a)Allows extracellular materials to enter cells b)Contains densely packed, inactive hydrolytic enzymes c)Contains aging or damaged organelles d)Contains acid phosphatase e)Is surrounded by membrane derived from endoplasmic reticulum (smooth) f)Provides amino acids for protein synthesis by fusing with the rough endoplasmic reticulum |
c)Contains aging or damaged organelles
e)Is surrounded by membrane derived from endoplasmic reticulum (smooth) |
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Which of the following descriptions are true of heterophagosome?
a)Allows extracellular materials to enter cell b)Contains densely packed, inactive hydrolytic enzymes c)Contains aging or damaged organelles d)Contains acid phosphatase e)Is surrounded by membrane derived from cell membrane f)Provides amino acids for protein synthesis by fusing with the rough endoplasmic reticulum |
a)Allows extracellular materials to enter cell
e)Is surrounded by membrane derived from cell membrane |
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Which functions are performed by lysosomes? a)Nucleic acid hydrolysis
b)Protein degradation c)Protein glycosylation d)Destruction of damaged cell organelles e)Destruction of bacteria |
a)Nucleic acid hydrolysis
b)Protein degradation d)Destruction of damaged cell organelles e)Destruction of bacteria |
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Site of segregation of proteins for secretion
A-Golgi complex B-Free polyribosomes C-Mitochondria D-Rough endoplasmic reticulum E-Smooth endoplasmic reticulum |
D-Rough endoplasmic reticulum
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Organelles taking part in steroid hormone synthesis
A-Golgi complex B-Free polyribosomes C-Mitochondria D-Rough endoplasmic reticulum E-Smooth endoplasmic reticulum |
C-Mitochondria
E-Smooth endoplasmic reticulum |
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Site of exogenous or endogenous substances detoxification
A-Golgi complex B-Free polyribosomes C-Mitochondria D-Rough endoplasmic reticulum E-Smooth endoplasmic reticulum |
E-Smooth endoplasmic reticulum
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Site of energy production in cell
A-Golgi complex B-Free polyribosomes C-Mitochondria D-Rough endoplasmic reticulum E-Smooth endoplasmic reticulum |
C-Mitochondria
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Site of glycosaminoglycans sulphation
A-Golgi complex B-Free polyribosomes C-Mitochondria D-Rough endoplasmic reticulum E-Smooth endoplasmic reticulum |
A-Golgi complex
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Site of first steps in glycosylation of secretory proteins
A-Golgi complex B-Free polyribosomes C-Mitochondria D-Rough endoplasmic reticulum E-Smooth endoplasmic reticulum |
D-Rough endoplasmic reticulum
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Site of signal sequence synthesis
A-Golgi complex B-Free polyribosomes C-Mitochondria D-Rough endoplasmic reticulum E-Smooth endoplasmic reticulum |
B-Free polyribosomes
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Site of drug detoxification
A-Golgi complex B-Free polyribosomes C-Mitochondria D-Rough endoplasmic reticulum E-Smooth endoplasmic reticulum |
E-Smooth endoplasmic reticulum
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Always membrane-limited
a.Organelles b.Cytoplasmic inclusions c.Neither |
a.Organelles
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Often act as storage depots of various metabolites
a.Organelles b.Cytoplasmic inclusions c.Neither |
b.Cytoplasmic inclusions
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Supporting structures of cytoplasm
a.Organelles b.Cytoplasmic inclusions c.Neither |
c.Neither
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Serous granules
a.Organelles b.Cytoplasmic inclusions c.Neither |
c.Neither
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Contain enzymes taking parts in metabolic activity of cell
a.Organelles b.Cytoplasmic inclusions c.Neither |
a.Organelles
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Often represent temporary components of cell
a.Organelles b.Cytoplasmic inclusions c.Neither |
b.Cytoplasmic inclusions
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Which of the following is the site of actin and tubulin synthesis?
A) Centrioles B)Free polyribosomes C)Mitochondria D)Rough endoplasmic reticulum E)Smooth endoplasmic reticulum |
B)Free polyribosomes
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