Description : Nissl’s bodies are mainly composed of (a) proteins and lipids (b) DNA and RNA (c) nucleic acids and SER (d) free ribosomes and RER.
Last Answer : (d) free ribosomes and RER.
Description : Nissl bodies are mainly composed of (1) Proteins and lipids (2) DNA and RNA (3) Nucleic acids and SER (4) Free ribosomes and RER
Last Answer : (4) Free ribosomes and RER
Description : The signal sequence of proteins is cleaved off (A) On the ribosomes immediately after synthesis (B) In the endoplasmic reticulum (C) During processing in Golgi apparatus (D) During passage through the cell membrane
Last Answer : Answer : B
Description : The proteins destined to be transported out of the cell have all the following features except (A) They possess a signal sequence (B) Ribosomes synthesizing them are bound to endoplasmic reticulum (C) After synthesis, they are delivered into Golgi apparatus (D) They are tagged with ubiquitin
Last Answer : Answer : D
Description : Which of the following is known as ‘suicide bags of the cell’? (1) Mitochondria (2) Golgi Bodies (3) Lysosomes (4) Ribosomes
Last Answer : (3) Lysosomes Explanation: Lysosomes are a kind of waste disposal system of the cell. It contains digestive enzymes for almost all types of organic materials.
Description : The part of the cell which binds to the mRNA during protein systhesis is C A. Golgi bodies B. Lysosomes C. Ribosomes D. Food vacuoles
Last Answer : Ribosome
Description : Which part of the plant cell is known as power house? (A)Golgi bodies (B) Ribosomes (C)Mitochondria (D) Lysosomes
Last Answer : (C)Mitochondria
Description : Where does protein synthesis take place in all cells? a. mitochondria b. cell membranes c. ribosomes d. Golgi apparatus
Last Answer : c. ribosomes
Description : Endoplasmic reticulum remain in continuation with: (a) nucleus (b) Ribosomes (c) Mitochondria (d) Golgi bodies
Last Answer : Ans. ((a))
Description : The power house of energy in cells is (a) Golgi bodies (b) Mitochondria (c) Ribosomes (d) Endoplasmic reticulum
Last Answer : Ans:(b)
Description : ATP is generated in a. ribosomes b. polysomes c. mitochondria d. golgi bodies
Last Answer : mitochondria
Description : Enzymes involved in krebs cycle are localized in a. ribosomes b. mitochondria c. polysomes d. golgi bodies
Description : Proteins are synthesized in— (A) Centrosomes (B) Ribosomes (C) Mitochondria (D) Golgi bodies
Last Answer : (B) Ribosomes
Description : The proteins are synthesised at (a) centrosomes (b) Golgi bodies (c) ribosomes (d) mitochondria.
Last Answer : (c) ribosomes
Description : A major site for synthesis of lipids is (a) symplast (b) nucleoplasm (c) RER (d) SER
Last Answer : (d) SER
Description : The enzyme pyruvate carboxylase is present in (A) Cytosol (B) Mitochondria (C) Nucleus (D) Golgi bodies
Description : Inside cell, protein synthesis is done by B A. Lysosomes B. Rough endoplasmic reticulum C. Mitochondria D. Golgi bodies
Last Answer : Rough endoplasmic reticulum
Description : nside cell, protein synthesis is done by B A. Lysosomes B. Rough endoplasmic reticulum C. Mitochondria D. Golgi bodies
Last Answer : Golgi bodies
Description : Match the column I with column II. Column-I Column-II A. Golgi apparatus (i) Synthesis of protein B. Lysosomes (ii) Trap waste and excretory products C. Vacuoles (iii) Formation of glycoproteins and glycolipids D. Ribosomes (iv) Digesting ... ), C-(iv), D-(i) (d) A-(i), B-(ii), C-(iv), D-(iii)
Last Answer : (a) A-(iii), B-(iv), C-(ii), D-(i)
Description : SRP receptors involved in protein export are present on (A) Ribosomes (B) Endoplasmic reticulum (C) Golgi appartus (D) Cell membrane
Description : An enzyme required for the synthesis of ketone bodies as well as cholesterol is (A) Acetyl CoA carboxylase (B) HMG CoA synthetase (C) HMG CoA reductase (D) HMG CoA lyase
Description : The site of enzymes directing the metabolic oxidation (respiration), ATP synthesis and considered as power house of cell are (A) Lysosomes (B) Microsomes (C) Mitochondria (D) Golgi apparatus
Last Answer : (C) Mitochondria
Description : Site of Protein synthesis in cell is — a. Mitochonderia b. Ribosomes c. Cell wall d. Chloroplast
Last Answer : b. Ribosomes
Description : Which of the following organelle of the cell contain their own genetic material? (1) Mitochondria (2) Ribosomes (3) Golgi complex (4) None of the above
Last Answer : (1) Mitochondria Explanation: Nucleus is the central organelle of the cell which encloses the DNA. Apart from the nucleus, there are few other organelles which have their own DNA.
Description : Cell Organelle found only in plants are— (A) Mitochondria (B) Golgi complex (C) Ribosomes (D) Plastids
Last Answer : (D) Plastids
Description : Which of the following would you NOT find in a bacterial cell (A) DNA (B) Cell membrane (C) Golgi apparatus (D) Ribosomes
Last Answer : (C) Golgi apparatus
Description : In a cell, aerobic respiration occurs mainly in the: a) ribosomes (pron: RIBE-a-somes) b) mitochondria (pron: mite-o-KON-dree-a) c) Golgi apparatus (pron: GALL-jee) d) chloroplasts (pron: KLOR-o-plasts)
Last Answer : ANSWER: B -- MITOCHONDRIA
Description : Which is the important site of formation of glycoproteins and glycolipids in eukaryotic cells? (a) Endoplasmic reticulum (b) Peroxisomes (c) Golgi bodies (d) Polysomes
Last Answer : (c) Golgi bodies
Description : The cellular organelles called “suicide bags” are (A) Lysosomes (B) Ribosomes (C) Nucleolus (D) Golgi’s bodies
Last Answer : A
Description : Which among the following is also called as 'power house of the cell'? (1) Plastids (2) Mitochondria (3) Golgi bodies (4) Cell wall
Last Answer : (2) Mitochondria Explanation: The mitochondria is called the powerhouse of the cell because it is responsible for producing most of the cell's energy, or adenosine tri-phosphate (ATP).
Description : The correct sequence of cell organelles during photorespiration is (a) chloroplast, Golgi-bodies, mitochondria (b) chloroplast, rough endoplasmic reticulum, dictyosomes (c) chloroplast, mitochondria, peroxisome (d) chloroplast, vacuole, peroxisome.
Last Answer : (c) chloroplast, mitochondria, peroxisome
Description : SO2 pollution causes a) Plasmolysis b) Destruction of cell wall c) Destruction of Golgi bodies
Last Answer : c) Destruction of Golgi bodies
Description : Ribosomes were discovered by (a) Golgi (b) Porter (c) de Robertis (d) Palade.
Last Answer : (d) Palade.
Description : Ribosomes are produced in (a) nucleolus (b) cytoplasm (c) mitochondria (d) Golgi body.
Last Answer : (a) nucleolus
Description : Cellular organelles with membranes are (a) endoplasmic reticulum, ribosomes and nuclei (b) lysosomes, Golgi apparatus and mitochondria (c) nuclei, ribosomes and mitochondria (d) chromosomes, ribosomes and endoplasmic reticulum.
Last Answer : (b) lysosomes, Golgi apparatus and mitochondria
Description : Modification of proteins and lipids as glycopeptides and lipo-proteins occur in (A) Ribosomes (B) Golgi apparatus (C) SER (D) All A, B and C
Last Answer : (B) Golgi apparatus
Description : All the enzymes involved in the synthesis of cholesterol are found in (A) Mitochondria (B) Golgi apparatus (C) Nucleus (D) Endoplasmic reticulum and cytosol
Description : The figure below shows the structure of a mitochondrion with its four parts labelled A, B, C and D. Select the part correctly matched with its function. D B A C (a) D (outer ... possesses single circular DNA molecule and ribosomes (d) A (matrix) - major site for respiratory chain enzyme
Last Answer : (b) B (inner membrane) – forms infoldings called cristae
Description : De novo synthesis of pyrimidine nucleotides occurs in (A) Mitochondria (B) Cytosol (C) Microsomes (D) Ribosomes
Description : De novo synthesis of purine nucleotide occurs in (A) Mitochondria (B) Cytosol (C) Microsmes (D) Ribosomes
Description : During synthesis of porphyrins, synthesis of δ-amino levulinic acid occurs in (A) Mitochondria (B) Cytosol (C) Both in mitochondria and cytosol (D) Ribosomes
Last Answer : Answer : A
Description : Which of the following structure-function pairs is mismatched? (A) Lysosome-intracellular digestion (B) Golgi body-secretion of cell products (C) Ribosome-protein synthesis (D) Glyoxysome-detoxification
Last Answer : (D) Glyoxysome-detoxification
Description : Assertion:- Ribosomes are involved in protein synthesis. Reason:- They are membrane bound cell organelles.
Last Answer : Assertion:- Ribosomes are involved in protein synthesis. Reason:- They are membrane bound cell organelles. ... . If both Assertion & Reason are false.
Description : The most important mechanism by which tetracycline antibiotics exert antiimicrobial action is (a) They chelate Ca2+ ions and alter permeability of bacterial cell membrane (b) They bind to 30S ribosomes ... peptide chain in the bacteria (d) They interfere with DNA mediated RNA synthesis in bacteria
Last Answer : Ans: B
Description : Protein synthesis in an animal cell occurs (a) only on the ribosomes present in cytosol (b) only on ribosome attached to the nuclear envelope and endoplasmic reticulum (c) on ribosome present in the ... as well as in cytoplasm (d) on ribosomes present in cytoplasm as well as in mitochondria.
Last Answer : (d) on ribosomes present in cytoplasm as well as in mitochondria.
Description : .Protein synthesis in an animal cell occurs (a) only on the ribosomes present in cytosol (b) only on ribosome attached to the nuclear envelope and endoplasmic reticulum (c) on ribosome present in the ... as well as in cytoplasm (d) on ribosomes present in cytoplasm as well as in mitochondria.
Description : Which of the following ribosomes are engaged in protein synthesis in animal cell? (a) Ribosomes which occur on nuclear membrane and ER (b) Ribosomes of only cytosol (c) Ribosomes of only nucleolus and cytosol (d) Ribosomes of only mitochondria and cytosol
Last Answer : (a) poleward movement
Description : Peptide synthesis inside a cell takes place in (a) chloroplast (b) mitochondria (c) chromoplast (d) ribosomes
Last Answer : (d) ribosomes.
Description : The most important mechanism by which tetracycline antibiotics exert antimicrobial action is: A. They chelate Ca2+ ions and alter permeability of bacterial cell membrane B. They bind to 30S ribosomes ... peptide chain in the bacteria D. They interfere with DNA mediated RNA synthesis in bacteria
Last Answer : B. They bind to 30S ribosomes and inhibit bacterial protein synthesis
Description : What substance do Golgi bodies for secretion?
Last Answer : Proteins