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WorksheetsCell Biology Multiple Choice Questions (Block 1)
Total questions: 26
Worksheet time: 13mins
Which organelle is responsible for ATP production in the cell?
Rough ER
Golgi apparatus
Mitochondria
Lysosomes
Ribosomes
Which of the following cells lack mitochondria?
Hepatocytes
Neurons
Mature erythrocytes
Muscle cells
Fibroblasts
Supravital staining using Janus Green colors mitochondria:
Red
Brown
Yellow
Green
Blue
The mitochondrial inner membrane is characterized by:
Smooth surface
Presence of cristae
Attached ribosomes
Absence of proteins
Stored glycogen
The mitochondrial matrix contains all of the following EXCEPT:
DNA
RNA
Ribosomes
Calcium granules
Rough ER
Rough ER is prominent in cells specialized for:
Lipid synthesis
Steroid secretion
Protein secretion
Calcium storage
Glycogen storage
Basophilia of the cytoplasm in LM is due to the presence of:
SER
Golgi
Ribosomes on RER
Lysosomes
Cristae
Smooth ER is abundant in cells that synthesize:
(a)
Detoxification of drugs mainly occurs in:
Mitochondria
SER
Golgi
Lysosomes
Ribosomes
Golgi apparatus appears as a pale area in H&E due to:
High lipid content
Negative Golgi image
Dense granules
Lack of membranes
Presence of ribosomes
The cis face of the Golgi apparatus is oriented toward:
Cell membrane
Nucleus
RER
Lysosomes
SER
Secretory vesicles form from the:
Cis face of Golgi
Trans face of Golgi
SER tubules
Outer mitochondrial membrane
Nucleus
Primary lysosomes are characterized by:
Heterogeneous content
Being involved in digestion
Homogeneous appearance
Lack of membrane
Absence of enzymes
Pinocytosis results in formation of:
Phagocytic vesicles
Multivesicular bodies
Autophagic vacuoles
Pinocytic vesicles
Secretory vesicles
Fusion of a primary lysosome with a phagocytic vesicle forms:
Autophagosome
Residual body
Phagosome
Multivesicular body
Secondary lysosome
Residual bodies mostly accumulate in:
Hepatocytes
Long-lived cells
Peroxisomes mainly contain:
Hydrolases
Proteases
Oxidative enzymes
Digestive enzymes
Steroid-synthesizing enzymes
Lysosomal enzymes originate from:
SER
Cytosol
RER → Golgi
Nucleus
Mitochondria
Autophagy refers to the digestion of:
Bacteria
Extracellular debris
Internal organelles
Proteins only
Steroids
The organelle that packages secretory products is the:
SER
Lysosomes
Golgi apparatus
Ribosomes
Peroxisomes
SER stores calcium especially in:
Hepatocytes
Neurons
Muscle cells
Fibroblasts
RBCs
Mitochondrial ATP production occurs mainly at:
Outer membrane
Inner membrane
Matrix granules
Cytoplasm
Lysosomes
The inner membrane of mitochondria contains enzymes for:
Glycolysis
Krebs cycle
Electron transport chain
Lipid synthesis
Protein transcription
The negative Golgi image appears because Golgi:
Lacks staining affinity
Contains too many ribosomes
Is filled with calcium
D. Has no membranes E. Contains hydrolases
A
D. Has no membranes
E. Contains hydrolases
Proteasomes function mainly in:
Lipid synthesis
Steroid production
Protein degradation
ATP synthesis
Calcium storage
