In cell, digestive enzymes are found mainly in (A) Vacuoles (B) Lysosomes (C) Ribosomes (D) Lomasomes

In cell, digestive enzymes are found mainly in (A) Vacuoles (B) Lysosomes (C) Ribosomes (D) Lomasomes
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Enzymes catalyzing electron transport are present mainly in the (A) Ribosomes (B) Endoplasmic reticulum (C) Lysosomes (D) Inner mitochondrial membrane

Description : Enzymes catalyzing electron transport are present mainly in the (A) Ribosomes (B) Endoplasmic reticulum (C) Lysosomes (D) Inner mitochondrial membrane

Last Answer : D

Which of the following organelles contain enzymes that have digestive action? (a) Ribosomes (b) Polysomes (c) Plastids (d) Lysosomes

Description : Which of the following organelles contain enzymes that have digestive action? (a) Ribosomes (b) Polysomes (c) Plastids (d) Lysosomes

Last Answer : (d) Lysosomes

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

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

Which of the following are not membrane bound? (a) Lysosomes (b) Mesosomes (c) Vacuoles (d) Ribosomes

Description : Which of the following are not membrane bound? (a) Lysosomes (b) Mesosomes (c) Vacuoles (d) Ribosomes

Last Answer : (d) Ribosomes

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 biomolecules Choose the right match from options given below. (a) A-(iii), B-(iv), C-(ii), D-(i) (b) A-(iv), B-(iii), C-(i), D-(ii) (c) A-(iii), B-(ii), C-(iv), D-(i) (d) A-(i), B-(ii), C-(iv), D-(iii)

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)

The d igest ive enzymes of ce l lu lar compounds are confined to (A) Lysosomes (B) Ribosomes (C) Peroxisomes (D) Polysomes

Description : The d igest ive enzymes of ce l lu lar compounds are confined to (A) Lysosomes (B) Ribosomes (C) Peroxisomes (D) Polysomes

Last Answer : A

Chain elongation of fatty acids occurring in mammalian liver takes place in which of the following subcellular fractions of the cell? (A) Nucleus (B) Ribosomes (C) Lysosomes (D) Microsomes

Description : Chain elongation of fatty acids occurring in mammalian liver takes place in which of the following subcellular fractions of the cell? (A) Nucleus (B) Ribosomes (C) Lysosomes (D) Microsomes

Last Answer : Answer : D

Which of the following cell organelles are not found in a bacterial cell? 1. Glyoxysomes 2. Lysosomes 3. Mitochondria 4. Ribosomes Select the correct answer using codes given below: (a) 1 and 4 (b) 2 and 4 (c) 1, 2 and 3 (d) 1, 2, 3 and 4

Description : Which of the following cell organelles are not found in a bacterial cell? 1. Glyoxysomes 2. Lysosomes 3. Mitochondria 4. Ribosomes Select the correct answer using codes given below: (a) 1 and 4 (b) 2 and 4 (c) 1, 2 and 3 (d) 1, 2, 3 and 4

Last Answer : Ans:(a)

The osmotic expansion of a cell kept in water is chiefly regulated by (a) mitochondria (b) vacuoles (c) plastids (d) ribosomes.

Description : The osmotic expansion of a cell kept in water is chiefly regulated by (a) mitochondria (b) vacuoles (c) plastids (d) ribosomes.

Last Answer : (b) vacuoles

ATP is generated in C A. Lysosomes B. Food Vacuoles C. Mitochondria D. Golgi apparatus

Description : ATP is generated in C A. Lysosomes B. Food Vacuoles C. Mitochondria D. Golgi apparatus

Last Answer : Mitochondria

ATP is generated in C A. Lysosomes B. Food Vacuoles C. Mitochondria D. Golgi apparatus

Description : ATP is generated in C A. Lysosomes B. Food Vacuoles C. Mitochondria D. Golgi apparatus

Last Answer : Mitochondria

Which of the following pairs of organelles does not contain DNA? (a) Nuclear envelope and Mitochondria (b) Mitochondria and Lysosome (c) Chloroplast and Vacuoles (d) Lysosomes and Vacuoles

Description : Which of the following pairs of organelles does not contain DNA? (a) Nuclear envelope and Mitochondria (b) Mitochondria and Lysosome (c) Chloroplast and Vacuoles (d) Lysosomes and Vacuoles

Last Answer : (d) Lysosomes and Vacuoles

The vesicles formed via the process known as phagocytosis (pron: fag-eh-seh-toe-sis) are called: a) lysosomes (pron: lye-sah-somes: somes rhymes with homes) b) Golgi apparatus c) food vacuoles d) mitochondria (pron: my-toe-chon-dria)

Description : The vesicles formed via the process known as phagocytosis (pron: fag-eh-seh-toe-sis) are called: a) lysosomes (pron: lye-sah-somes: somes rhymes with homes) b) Golgi apparatus c) food vacuoles d) mitochondria (pron: my-toe-chon-dria)

Last Answer : ANSWER: C -- FOOD VACUOLES

Extranuclear DNA is present in (A) Ribosomes (B) Endoplasmic reticulum (C) Lysosomes (D) Mitochondria

Description : Extranuclear DNA is present in (A) Ribosomes (B) Endoplasmic reticulum (C) Lysosomes (D) Mitochondria

Last Answer : Answer : D

Chain elongation of fatty acids in mammalian liver occurs in (A) Nucleus (B) Ribosomes (C) Lysosomes (D) Microsomes

Description : Chain elongation of fatty acids in mammalian liver occurs in (A) Nucleus (B) Ribosomes (C) Lysosomes (D) Microsomes

Last Answer : Answer : D

The cellular organelles called “suicide bags” are (A) Lysosomes (B) Ribosomes (C) Nucleolus (D) Golgi’s bodies

Description : The cellular organelles called “suicide bags” are (A) Lysosomes (B) Ribosomes (C) Nucleolus (D) Golgi’s bodies

Last Answer : A

In I-cell disease, lysosomal enzymes (A) Are not synthesised (B) Are inactive (C) Lack signal sequence (D) Cannot reach lysosomes

Description : In I-cell disease, lysosomal enzymes (A) Are not synthesised (B) Are inactive (C) Lack signal sequence (D) Cannot reach lysosomes

Last Answer : Answer : B

The suicidal bags of the cell are – (1) Lysosomes (2) Ribosomes (3) Dictyosomes (4) Phagosomes

Description : The suicidal bags of the cell are – (1) Lysosomes (2) Ribosomes (3) Dictyosomes (4) Phagosomes

Last Answer : (1) Lysosomes Explanation: Lysosomes are called the suicide bags of the cells they contain digestive enzymes, and break down food, cellular debris and foreign invaders like bacteria. When the cell is injured beyond ... old, the lysosome digests the cell. So, it is called "suicide bag of the cell."

Which of the following is known as ‘suicide bags of the cell’? (1) Mitochondria (2) Golgi Bodies (3) Lysosomes (4) Ribosomes

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.

Which of the following organelles are called the Protein Factories of the cell? (1) Chloroplasts (2) Lysosomes (3) Mitochondria (4) Ribosomes

Description : Which of the following organelles are called the Protein Factories of the cell? (1) Chloroplasts (2) Lysosomes (3) Mitochondria (4) Ribosomes

Last Answer : (4) Ribosomes Explanation: The ribosome works as the protein factory in every living cell. It gathers amino acids and assembles them into protein chains to make almost anything the cell needs.

Which part of the plant cell is known as power house? (A)Golgi bodies (B) Ribosomes (C)Mitochondria (D) Lysosomes

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

The suicidal bags of the cell are (1) Lysosomes (2) Ribosomes (3) Dictyosomes (4) Phagosomes

Description : The suicidal bags of the cell are (1) Lysosomes (2) Ribosomes (3) Dictyosomes (4) Phagosomes

Last Answer : Lysosomes

Which of the following is not true for eukaryotic cells? A- Nucleus is bounded by nuclear membrane B- Chromosomes contain histones C- Chloroplasts and mitochondria contains 70S ribosomes D- Gas vacuoles are present

Description : Which of the following is not true for eukaryotic cells? A- Nucleus is bounded by nuclear membrane B- Chromosomes contain histones C- Chloroplasts and mitochondria contains 70S ribosomes D- Gas vacuoles are present

Last Answer : Gas vacuoles are present

Ribosomal RNA is actively synthesised in (a) lysosomes (b) nucleolus (c) nucleoplasm (d) ribosomes.

Description : Ribosomal RNA is actively synthesised in (a) lysosomes (b) nucleolus (c) nucleoplasm (d) ribosomes.

Last Answer : (a) lysosomes

Ribosomal RNA is actively synthesised in (a) lysosomes (b) nucleolus (c) nucleoplasm (d) ribosomes.

Description : Ribosomal RNA is actively synthesised in (a) lysosomes (b) nucleolus (c) nucleoplasm (d) ribosomes.

Last Answer : (b) nucleolus

Which one of the following cellular parts is correctly described? (a) Thylakoids - flattened membranous sacs forming the grana of chloroplasts (b) Centrioles - sites for active RNA synthesis (c) Ribosomes - those on chloroplasts are larger (80S) while those in the cytoplasm are smaller (70S) (d) Lysosomes - optimally active at a pH of about 8.5

Description : Which one of the following cellular parts is correctly described? (a) Thylakoids - flattened membranous sacs forming the grana of chloroplasts (b) Centrioles - sites for active RNA synthesis (c) Ribosomes - ... cytoplasm are smaller (70S) (d) Lysosomes - optimally active at a pH of about 8.5

Last Answer : (a) Thylakoids - flattened membranous sacs forming the grana of chloroplasts

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.

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

The chromosomes responsible for characteristics other than sex are known by which of the following terms? a) ribosomes b) lysosomes c) autosomes d) spermatocytes

Description : The chromosomes responsible for characteristics other than sex are known by which of the following terms? a) ribosomes b) lysosomes c) autosomes d) spermatocytes

Last Answer : ANSWER: C -- AUTOSOMES 

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

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

Viropexis takes place in the phagocytic vacuoles and is due to the action of Enzymes A- DNA gyrase B- lysosomal protease C- lysosomal lipaseD- all of these

Description : Viropexis takes place in the phagocytic vacuoles and is due to the action of Enzymes A- DNA gyrase B- lysosomal protease C- lysosomal lipase D- all of these

Last Answer : lysosomal protease

The DNA of cell is mainly present in B A. Cytoplasm B. Nucleus C. Rough Endoplasmic reticulum D. Lysosomes

Description : The DNA of cell is mainly present in B A. Cytoplasm B. Nucleus C. Rough Endoplasmic reticulum D. Lysosomes

Last Answer : Nucleus

Which of the following are used in gene cloning? (a) Nucleoids (b) Lomasomes (c) Mesosomes (d) Plasmids

Description : Which of the following are used in gene cloning? (a) Nucleoids (b) Lomasomes (c) Mesosomes (d) Plasmids

Last Answer : (d) Plasmids

Ribozymes are (A) Enzymes present in ribosomes (B) Enzymes which combine the ribosomal subunits (C) Enzymes which dissociate (D) Enzymes made up of RNA

Description : Ribozymes are (A) Enzymes present in ribosomes (B) Enzymes which combine the ribosomal subunits (C) Enzymes which dissociate (D) Enzymes made up of RNA

Last Answer : Answer : D

The best example of extracellular enzymes (exoenzyme) is (A) Nucleases (B) Digestive enzymes (C) Succinic dehydrogenase (D) None of these

Description : The best example of extracellular enzymes (exoenzyme) is (A) Nucleases (B) Digestive enzymes (C) Succinic dehydrogenase (D) None of these

Last Answer : Answer : C

Synthesis of the following enzymes is increased during starvation. (A) Digestive enzymes (B) Gluconeogenic enzymes (C) Urea cycle enzymes (D) Glucokinase

Description : Synthesis of the following enzymes is increased during starvation. (A) Digestive enzymes (B) Gluconeogenic enzymes (C) Urea cycle enzymes (D) Glucokinase

Last Answer : Answer : B

Why Cells that carry on digestion within the cell do not partly digest themselves because they secrete their digestive enzymes into membrane-enclosed?

Description : Why Cells that carry on digestion within the cell do not partly digest themselves because they secrete their digestive enzymes into membrane-enclosed?

Last Answer : Feel Free to Answer

Water soluble pigments found in plant cell vacuoles are (a) carotenoids (b) anthocyanins (c) xanthophylls (d) chlorophylls.

Description : Water soluble pigments found in plant cell vacuoles are (a) carotenoids (b) anthocyanins (c) xanthophylls (d) chlorophylls.

Last Answer : (b) anthocyanins

Lysosomes are rich in (a) nucleic acids (b) hydrolytic enzymes (c) carbohydrates (d) hormones.

Description : Lysosomes are rich in (a) nucleic acids (b) hydrolytic enzymes (c) carbohydrates (d) hormones.

Last Answer : (b) hydrolytic enzymes

Select the alternative giving correct identification and function of the organelle ‘A’ in the diagram. (a) Mitochondria - Produce cellular energy in the form of ATP (b) Golgi body - Provides packaging material (c) Lysosomes - Secrete hydrolytic enzymes (d) Endoplasmic reticulum - Synthesis of lipids

Description : Select the alternative giving correct identification and function of the organelle A' in the diagram. (a) Mitochondria - Produce cellular energy in the form of ATP (b) Golgi body - ... packaging material (c) Lysosomes - Secrete hydrolytic enzymes (d) Endoplasmic reticulum - Synthesis of lipids

Last Answer : (a) Mitochondria - Produce cellular energy in the form of ATP

Which of the following statements is not correct? (a) Lysosomes are formed by the process of packaging in the endoplasmic reticulum. (b) Lysosomes have numerous hydrolytic enzymes. (c) The hydrolytic enzymes of lysosomes are active under acidic pH. (d) Lysosomes are membrane-bound structures.

Description : Which of the following statements is not correct? (a) Lysosomes are formed by the process of packaging in the endoplasmic reticulum. (b) Lysosomes have numerous hydrolytic enzymes. (c) The hydrolytic enzymes of lysosomes are active under acidic pH. (d) Lysosomes are membrane-bound structures.

Last Answer : (a) Lysosomes are formed by the process of packaging in the endoplasmic reticulum.

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)

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

The power house of the cell is (A) Nucleus (B) Cell membrane (C) Mitochondria (D) Lysosomes

Description : The power house of the cell is (A) Nucleus (B) Cell membrane (C) Mitochondria (D) Lysosomes

Last Answer : C

Oxidase enzymes responsible for producing H2O2 are present in a. Mitochondria b. Ribosomes c. Peroxisomes d. Polysomes

Description : Oxidase enzymes responsible for producing H2O2 are present in a. Mitochondria b. Ribosomes c. Peroxisomes d. Polysomes

Last Answer : Peroxisomes

Enzymes involved in krebs cycle are localized in a. ribosomes b. mitochondria c. polysomes d. golgi bodies

Description : Enzymes involved in krebs cycle are localized in a. ribosomes b. mitochondria c. polysomes d. golgi bodies

Last Answer : mitochondria

Stroma in the chloroplasts of higher plant contains (a) light-dependent reaction enzymes (b) ribosomes (c) chlorophyll (d) light-independent reaction enzymes.

Description : Stroma in the chloroplasts of higher plant contains (a) light-dependent reaction enzymes (b) ribosomes (c) chlorophyll (d) light-independent reaction enzymes.

Last Answer : d) light-independent reaction enzymes.

Which of the following statements regarding mitochondria is incorrect? (a) Mitochondrial matrix contains single circular DNA molecule and ribosomes. (b) Outer membrane is permeable to monomers of carbohydrates, fats and proteins. (c) Enzymes of electron transport are embedded in outer membrane. (d) Inner membrane is convoluted with infoldings.

Description : Which of the following statements regarding mitochondria is incorrect? (a) Mitochondrial matrix contains single circular DNA molecule and ribosomes. (b) Outer membrane is permeable to monomers of ... transport are embedded in outer membrane. (d) Inner membrane is convoluted with infoldings.

Last Answer : (c) Enzymes of electron transport are embedded in outer membrane.

Enzymes responsible for ketone body formation are associated mainly with the (A) Mitochondria (B) Endoplasmic reticulum (C) Nucleus (D) 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

What is the function of digestive enzymes ? -Biology

Description : What is the function of digestive enzymes ? -Biology

Last Answer : The food we eat is complex in nature, i.e., it contains complex molecules. Digestive enzymes break down these complex molecules into smaller simpler molecules so that they can be absorbed by the walls of the intestine.

State the role of the following in human digestive system : (i) Digestive enzymes (ii) Hydrochloric acid (iii) Villi -Biology

Description : State the role of the following in human digestive system : (i) Digestive enzymes (ii) Hydrochloric acid (iii) Villi -Biology

Last Answer : (i) Digestive enzymes – Foods need to be broken into their small or simpler molecules so that they can be absorbed into the bloodstream. However, the physical breakdown of food is not enough. ... are richly supplied with blood vessel which help to absorb digested food in to the blood stream.

What are enzymes? Name any one enzyme of our digestive system and write its function. -Biology

Description : What are enzymes? Name any one enzyme of our digestive system and write its function. -Biology

Last Answer : Enzymes are biological catalysts. Catalysts are proteins that increase the rate of chemical reactions without being used up. For example: Amylase catalyses the breakdown of starch into sugars in the mouth and small intestine