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 organelle has been shown to contain DNA? a) Ribosome b) Mitochondria c) Golgi Apparatus d) none of the above
Last Answer : ANSWER: B -- MITOCHONDRIA
Description : In mammalian cells, ribosomal RNA is produced mainly in the (A) Nucleus (B) Nucleolus (C) Ribosome (D) Golgi apparatus
Last Answer : Answer : B
Description : A particular cell organelle is sometimes referred to as the 'suicide bag' because it contains certain enzymes that can break down the cell components or even the whole cell. Which one of the following is such an organelle? (a) Lysosome (b) Mesosome (c) Phagosome (d) Ribosome
Last Answer : Ans:(d)
Description : A cell organelle containing hydrolytic enzymes is (a) lysosome (b) microsome (c) ribosome (d) mesosome.
Last Answer : (c) ribosome
Description : Which one of the following Is also called the ‘powerplants’ of the cell? (1) Golgi body (2) Mitochondrion (3) Ribosome (4) Lysosome
Last Answer : (2) Mitochondrion Explanation: Mitochondria through the process of aerobic respiration, in eukaryotic cells produce ATP (energy currency of the cell). Hence, it is known as ‘powerplant of the cell'.
Description : Which one of the following is called the 'digestive bag' in the cell? (1) Golgi body (2) Mitochondrion (3) Ribosome (4) Lysosome
Last Answer : (4) Lysosome Explanation: Lysosomes are known as digestive bag because it digest every foreign material as well as worn out cell organelles. They contain powerful digestive enzymes which are capable of breaking down all organic materials.
Description : Which one of the following is also called the 'power plants' of the cell? (1) Golgi body (2) Mitochondrion (3) Ribosome (4) Lysosome
Last Answer : (2) Mitochondrion Explanation: In cell biology, a mitochondrion (plural mitochondria) is a membrane-enclosed organelle found in most eukaryotic cells. These organelles range from 0.5 to .0 micrometer (im) ... of the cell's supply of adenosine triphosphate (ATP), used as a source of chemical energy.
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 : Which one of the following is called the ‘digestive bag’ in the cell? (1) Golgi body (2) Mitochondrion (3) Ribosome (4) Lysosome
Last Answer : Lysosome
Description : Which one of the following is also called the ‘power plants’ of the cell ? (1) Golgi body (2) Mitochondrion (3) Ribosome (4) Lysosome
Last Answer : Mitochondrion
Description : Important site for formation of glycoproteins and glycolipids is (a) vacuole (b) Golgi apparatus (c) plastid (d) lysosome.
Last Answer : (b) Golgi apparatus
Description : Enzymes responsible for ketone body formation are associated mainly with the (A) Mitochondria (B) Endoplasmic reticulum (C) Nucleus (D) Golgi apparatus
Last Answer : Answer : A
Description : Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP? (a) Ribosome (b) Chloroplast (c) Mitochondrion (d) Lysosome
Last Answer : (c) Mitochondrion
Description : Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP ? (1) Ribosome (2) Chloroplast (3) Mitochondrion (4) Lysosome
Last Answer : (3) Mitochondrion
Description : Which one of the following organelle in the figure correctly matches with its function? (a) Golgi apparatus, formation of glycolipids (b) Rough endoplasmic reticulum, protein synthesis (c) Rough endoplasmic reticulum, formation of glycoproteins (d) Golgi apparatus, protein synthesis
Last Answer : (b) Rough endoplasmic reticulum, protein synthesis
Description : Which of the following organelles contain DNA, divides and possesses some degree of autonomy? A- Golgi apparatus B- Ribosome C- Chloroplast D- Peroxisomes
Last Answer : Chloroplast
Description : The main organelle involved in modification and outing of newly synthesized proteins to their destinations is (a) chloroplast (b) mitochondria (c) lysosome (d) endoplasmic reticulum.
Last Answer : (d) endoplasmic reticulum.
Description : Which one is the heaviest particulate component of the cell? (A) Nucleus (B) Mitochondria (C) Cytoplasm (D) Golgi apparatus
Last Answer : A
Last Answer : (A) Nucleus
Description : Lysosomes arise from, (A) Nucleus (B) Endoplasmic reticulum (C) Golgi apparatus (D) Cell membrane
Last Answer : (C) Golgi apparatus
Description : The organelle that make ATP is (a) Microbody (b) Nucleus (c) Mitochondrion (d) Ribosome
Last Answer : Ans:(c)
Description : Which of the following correctly matches an organelle with its function? (A) Mitochondrion . . . photosynthesis (B) Nucleus . . . cellular respiration (C) Ribosome . . . manufacture of lipids (D) Central vacuole . . . storage
Last Answer : (D) Central vacuole . . . storage
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
Description : Outside the nucleus DNA is found in - (1) Golgi bodies (2) Mitochondria (3) Ribosome (4) Endoplasmic reticulum
Last Answer : (2) Mitochondria Explanation: In eukaiyotic (with nucleus) cells, the vast majority of DNA is found in the nucleus as discrete bodies called chromosomes. The exception to this being the small amount ... cells, more than 99% of the total DNA is nuclear genomic DNA and the remainder mitochondrial.
Description : Outside the nucleus DNA is found in (1) Golgi bodies (2) Mitochondria (3) Ribosome (4) Endoplasmic reticulum
Last Answer : Mitochondria
Description : What is The cellular structure that is responsible for synthesizing proteins is?
Last Answer : Feel Free to Answer
Description : In addition to the DNA of nucleus there DNA is (A) Mitochondrian (B) Endoplasmic reticulum (C) Golgi apparatus (D) Plasma membrane
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 enzymes of β-oxidation are found in (A) Mitochondria (B) Cytosol (C) Golgi apparatus (D) Nucleus
Description : .Which one of the following organelles is located near the nucleus and contains a collection of flattened membrane bound cisternae? (a) Nucleolus (b) Mitochondrion (c) Centriole (d) Golgi apparatus
Last Answer : (d) Golgi apparatus
Description : Cell organelle covered by single unit membrane is: (a) Glyoxisome (b) Lysosome (c) Peroxisomes (d) All of these.
Last Answer : Ans. ((d))
Description : Each of the following is a cell organelle except one. Which one of these is NOT a cell organelle? Is it a) mitochondrion b) lysosome c) cytoplasm d) endoplasmic reticulum
Last Answer : ANSWER: C -- CYTOPLASM
Description : Proteins that are destined to be secreted from the cells must pass through a series of organelles. These organelles include: a. Endoplasmic reticulum b. Golgi apparatus c. Mitochondria d. Lysosomes
Last Answer : Answer: a, b, d Proteins targeted for the secretory pathway most commonly begin with translocation from the cytoplasm across the lipid bilayer into the lumen of the endoplasmic reticulum. It ... apparatus where they are further processed and sorted and end up in a secretory vesicle or lysosome
Description : How do the rough endoplasmic reticulum and the Golgi apparatus act in the production and releasing of proteins ?
Last Answer : The rough endoplasmic reticulum has in its outer membrane numerous ribosomes, structures where translation of messenger RNA and protein synthesis occur. These proteins are stored in the rough endoplasmic reticulum ... exocytosis) in the right place and its content is liberated outside the cell.
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 : What cells main job is to sort and package proteins and other substances in a plant cell. chloroplasts chromosomes nucleus Golgi Submit?
Last Answer : organelle
Description : Mammalian cells are not inhibited by low concentrations of tetracyclines that inhibit sensitive microorganisms because: A. Host cells lack active transport mechanism for tetracyclines B. Host cells actively pump out ... host cells has low affinity for tetracyclines D. Both A' and C' are correct
Last Answer : D. Both ‘A’ and ‘C’ are correct
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 : _________ stores excess of water and waste products in a cell. a) ribosome b)vacuole c) golgi complex d)plastid
Last Answer : b)vacuole
Description : What is the difference between ribosome and lysosome ?
Last Answer : ribosome 1. Not covered with any covering. 2. It is made up of RNA and histone (protein). 3. They are attached to different cell organelles or isolated in the cytoplasm. 4. It is divided ... the cell is distributed almost evenly throughout. 4. It is intact. 5. It helps in intracellular digestion.
Description : Which of the following organelles is called 'Atom bombs'? (1) Microtubules (2) Nucleolus (3) Golgi bodies (4) Lysosome
Last Answer : (4) Lysosome Explanation: Lysosomes are known by names such as suicidal bags/ atom bomb and House keeper / scavenger of cell. They are called suicide bags or atom bombs because if the single membrane surrounding the digestive enzyme breaks, the enzymes released may also destroy the cell itself.
Description : Which one of the following is not considered as a part of the endomembrane system? (a) Golgi complex (b) Peroxisome (c) Vacuole (d) Lysosome
Last Answer : (b) Peroxisome
Description : Which of the following organelles is called ‘Atom bombs’ ? (1) Microtubules (2) Nucleolus (3) Golgi bodies (4) Lysosome
Description : Name the organelle that contains high levels of hydrolases and is responsible for digestion of proteins, sugars, nucleic acids and lipids.
Last Answer : Lysosomes
Description : Besides giving out secretory vesicles, the Golgi apparatus is also concerned with the formation of (a) lysosomes (b) plastids (c) grana of chloroplasts (d) cell plates after cell division in plants.
Last Answer : (a) lysosomes
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 : Eukaryotic cells have extensive intracellular membranes, termed the endomembrane system, which divide the cell into structurally and functionally distinct compartments, or organelles. These include the inner cell ... . Name a cellular component whose membrane is not part of the endomembrane system.
Last Answer : Mitochondria; also chloroplasts