What is forms the cell wall of plant cells?

What is forms the cell wall of plant cells?
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What is the carbohydrate which forms the wall of plan cells?

Description : What is the carbohydrate which forms the wall of plan cells?

Last Answer : ANSWER: CELLULOSE

In woody plant cells the secondary cell wall consists of what? -Biology

Description : In woody plant cells the secondary cell wall consists of what? -Biology

Last Answer : answer:

Functions of cell wall in plant cells? -Biology

Description : Functions of cell wall in plant cells? -Biology

Last Answer : answer:

Consider the following statement: (1) In plant cells, cytokinesis start with the formation of the phragmoplast (2) Phragmoplast comprises intrazonal microtubules and Golgi vesicles (3) Primary cell wall is produced by microtubules (4) Phragmoplast is formed by nucleus

Description : Consider the following statement: (1) In plant cells, cytokinesis start with the formation of the phragmoplast (2) Phragmoplast comprises intrazonal microtubules and Golgi vesicles (3) Primary cell wall is produced by microtubules (4) Phragmoplast is formed by nucleus

Last Answer : Ans. ((a))

Which of the following is not correctly matched for the organism and its cell wall degrading enzyme? (a) Algae – Methylase (b) Fungi – Chitinase (c) Bacteria – Lysozyme (d) Plant cells – Cellulase

Description : Which of the following is not correctly matched for the organism and its cell wall degrading enzyme? (a) Algae – Methylase (b) Fungi – Chitinase (c) Bacteria – Lysozyme (d) Plant cells – Cellulase

Last Answer : (a) Algae – Methylase

A plant requires magnesium for (a) protein synthesis (b) chlorophyll synthesis (c) cell wall development (d) holding cells together.

Description : A plant requires magnesium for (a) protein synthesis (b) chlorophyll synthesis (c) cell wall development (d) holding cells together.

Last Answer : (b) chlorophyll synthesis

Which of the following organelles or structures is found in both plant and animal cells? (A) Central vacuole (B) Tonoplast (C) Cell wall (D) Peroxisomes

Description : Which of the following organelles or structures is found in both plant and animal cells? (A) Central vacuole (B) Tonoplast (C) Cell wall (D) Peroxisomes

Last Answer : (D) Peroxisomes

Plant cells contain the following 3 things not found in animal cells _________, _____________ and ______________. (A) Plastids / Chlorophyll / Membrane (B) Chloroplast / Cell wall / Golgi body (C) Plastids / Cell wall / Chlorophyll (D) Mitochondria / Cell wall /

Description : Plant cells contain the following 3 things not found in animal cells _________, _____________ and ______________. (A) Plastids / Chlorophyll / Membrane (B) Chloroplast / Cell wall / Golgi body (C) Plastids / Cell wall / Chlorophyll (D) Mitochondria / Cell wall /

Last Answer : (C) Plastids / Cell wall / Chlorophyll

Cells are commonly studied in the lab. If you were examining various unlabelled slides of cells under the microscope, you could tell if the cell was from a plant by the presence of (A) A nucleus (B) A cell membrane (C) Cytoplasm (D) A cell wall

Description : Cells are commonly studied in the lab. If you were examining various unlabelled slides of cells under the microscope, you could tell if the cell was from a plant by the presence of (A) A nucleus (B) A cell membrane (C) Cytoplasm (D) A cell wall

Last Answer : (D) A cell wall

Of which cells is the nervous tissue constituted? How is the generic function of this tissue related to the characteristics of the main cell type that forms it?

Description : Of which cells is the nervous tissue constituted? How is the generic function of this tissue related to the characteristics of the main cell type that forms it?

Last Answer : The nervous tissue is formed of neurons and glial cells. The function of the nervous tissue is to receive and to transmit neural impulses (reception and transmission of information). This function ... their work (sometimes acting as insulators). Cell Tissue - Image Diversity: neuron glial cell

The figure shows a human blood cell. Identify it and give its characteristics. Blood cell Characteristics (a) Basophil Secretes serotonin, inflammatory response (b) B-lymphocyte Forms about 20% of blood cells involved in immune response (c) Neutrophil Most abundant blood cells, phagocytic (d) Monocyte Lifespan of 3 days, produces antibodies

Description : The figure shows a human blood cell. Identify it and give its characteristics. Blood cell Characteristics (a) Basophil Secretes serotonin, inflammatory response (b) B-lymphocyte Forms about 20% of ... Most abundant blood cells, phagocytic (d) Monocyte Lifespan of 3 days, produces antibodies

Last Answer : (a) Basophil Secretes serotonin, inflammatory response

Omeprazole exerts practically no other action except inhibition of gastric acid secretion because: A. It transforms into the active cationic forms only in the acidic pH of the gastric juice B. Its active forms have selective affinity for the H+K+ATPase located in the apical canaliculi of gastric parietal cells C. Its cationic forms are unable to diffuse out from the gastric parietal cell canaliculi D. All of the above

Description : Omeprazole exerts practically no other action except inhibition of gastric acid secretion because: A. It transforms into the active cationic forms only in the acidic pH of the gastric juice B. Its ... forms are unable to diffuse out from the gastric parietal cell canaliculi D. All of the above

Last Answer : D. All of the above

Write a note on cell wall in Eukaryotic cells.

Description : Write a note on cell wall in Eukaryotic cells.

Last Answer : Write a note on cell wall in Eukaryotic cells.

The cells without cell wall

Description : The cells without cell wall

Last Answer : Ans. Protoplasts

Bacterial cells do not have - (1) Cell wall (2) Plasma membrane (3) Ribosome (4) Mitochondria

Description : Bacterial cells do not have - (1) Cell wall (2) Plasma membrane (3) Ribosome (4) Mitochondria

Last Answer : (4) Mitochondria Explanation: Unlike cells of animals and other eukaryotes, bacterial cells do not contain a nucleus and rarely harbour membrane-bound organelles. Bacteria are prokaiyotes, which ... are cells that don't possess membrane-bound organelles. Mitochondria are membrane-bound organelles.

Which of the following facilitates opening of stomatal aperture? (a) Decrease in turgidity of guard cells (b) Radial orientation of cellulose microfibrils in the cell wall of guard cells (c) Longitudinal orientation of cellulose microfibrils in the cell wall of guard cells (d) Contraction of outer wall of guard cells

Description : Which of the following facilitates opening of stomatal aperture? (a) Decrease in turgidity of guard cells (b) Radial orientation of cellulose microfibrils in the cell wall of guard cells (c) ... microfibrils in the cell wall of guard cells (d) Contraction of outer wall of guard cells

Last Answer : (a) Decrease in turgidity of guard cells

Select the wrong statement. (a) Bacterial cell wall is made up of peptidoglycan. (b) Pili and fimbriae are mainly involved in motility of bacterial cells. (c) Cyanobacteria lack flagellated cells. (d) Mycoplasma is a wall-less microorganism.

Description : Select the wrong statement. (a) Bacterial cell wall is made up of peptidoglycan. (b) Pili and fimbriae are mainly involved in motility of bacterial cells. (c) Cyanobacteria lack flagellated cells. (d) Mycoplasma is a wall-less microorganism.

Last Answer : (b) Pili and fimbriae are mainly involved in motility of bacterial cells.

Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen? (a) Pseudomonas (b) Mycoplasma (c) Nostoc (d) Bacillus

Description : Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen? (a) Pseudomonas (b) Mycoplasma (c) Nostoc (d) Bacillus

Last Answer : (b) Mycoplasma

Which one of the following is NOT true of exotoxins? a. They are proteins. b. They are part of cell wall structure. c. They are released from live bacterial cells. d. They trigger antibody production.

Description : Which one of the following is NOT true of exotoxins? a. They are proteins. b. They are part of cell wall structure. c. They are released from live bacterial cells. d. They trigger antibody production.

Last Answer : d. They trigger antibody production.

Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen ? (1) Pseudomonas (2) Mycoplasma (3) Nostoc (4) Bacillus

Description : Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen ? (1) Pseudomonas (2) Mycoplasma (3) Nostoc (4) Bacillus

Last Answer : (2) Mycoplasma

Which of the following facilitates opening of stomatal aperture ? (1) Decrease in turgidity of guard cells (2) Radial orientation of cellulose microfibrils in the cell wall of guard cells (3) Longitudinal orientation of cellulose microfibrils in the cell wall of guard cells (4) Contraction of outer wall of guard cells

Description : Which of the following facilitates opening of stomatal aperture ? (1) Decrease in turgidity of guard cells (2) Radial orientation of cellulose microfibrils in the cell wall of guard cells (3) Longitudinal ... microfibrils in the cell wall of guard cells (4) Contraction of outer wall of guard cells

Last Answer : (2) Radial orientation of cellulose microfibrils in the cell wall of guard cells

Bacterial cells do not have (1) Cell wall (2) Plasma membrane (3) Ribosome (4) Mitochondria

Description : Bacterial cells do not have (1) Cell wall (2) Plasma membrane (3) Ribosome (4) Mitochondria

Last Answer : Mitochondria

What is the wall resistance of plant cells ?

Description : What is the wall resistance of plant cells ?

Last Answer : Does this resistance facilitate or make it difficult the entrance of water in the cell? Wall resistance, or turgor pressure (TP), is the pressure made by the distension of the plant cell wall in ... it acts forcing the exiting of water and compensating the entrance of the solvent by osmosis.

In a flowering plant, archesporium gives rise to (a) only the wall of the sporangium (b) both wall and the sporogenous cells (c) wall and the tapetum (d) only tapetum and sporogenous cells.

Description : In a flowering plant, archesporium gives rise to (a) only the wall of the sporangium (b) both wall and the sporogenous cells (c) wall and the tapetum (d) only tapetum and sporogenous cells.

Last Answer : (b) both wall and the sporogenous cells

What type of fault forms when the hanging wall moves up word past the foot wall?

Description : What type of fault forms when the hanging wall moves up word past the foot wall?

Last Answer : What is the answer ?

What protein forms a bridge between exposed vessel wall collagen and platelet surface receptors?

Description : What protein forms a bridge between exposed vessel wall collagen and platelet surface receptors?

Last Answer : Need answer

A small hole in the window of a closed room forms an inverted image of outside building on the opposite wall of the room. This happens because (a) the rays of light suffer lateral inversion on entering the hole (b) of the rectilinear propagation of light (c) the hole acts as a convex lens (d) the hole acts as a prism

Description : A small hole in the window of a closed room forms an inverted image of outside building on the opposite wall of the room. This happens because (a) the rays of light suffer lateral inversion on entering the ... propagation of light (c) the hole acts as a convex lens (d) the hole acts as a prism

Last Answer : Ans:(b)

What is the function of the plant cell wall? -Biology

Description : What is the function of the plant cell wall? -Biology

Last Answer : answer:

In which process of plant protoplasm and cell wall absorbs water ?

Description : In which process of plant protoplasm and cell wall absorbs water ?

Last Answer : The plant absorbs water in the process of protoplasm and cell wall adsorption.

What is the cell wall of a plant cell made of ?

Description : What is the cell wall of a plant cell made of ?

Last Answer : : The cell wall of plant cells is formed by cellulose.

$ Euglena is biflagellated and has cell wall. ! Because cell wall is present, thus Euglena is a plant.

Description : $ Euglena is biflagellated and has cell wall. ! Because cell wall is present, thus Euglena is a plant.

Last Answer : $ Euglena is biflagellated and has cell wall. ! Because cell wall is present, thus Euglena is a plant. A. ... is wrong D. If both As and R are wrong.

Explain the structure of plant cell wall.

Description : Explain the structure of plant cell wall.

Last Answer : Explain the structure of plant cell wall.

Habitat, Plant body, photosynthetic pigments, cell wall, stored food

Description : Habitat, Plant body, photosynthetic pigments, cell wall, stored food

Last Answer : Identify the given figure of a algae and explain the characteristics of its class with the ... body, photosynthetic pigments, cell wall, stored food

What are the main components of plant and bacterial cell wall?

Description : What are the main components of plant and bacterial cell wall?

Last Answer : Bacterial cell walls are different from the cell walls of plants and fungi which are made of cellulose and chitin, respectively. The cell wall of bacteria is also distinct from that of Archaea, which do not contain peptidoglycan.

Dietary fibre denotes (A) Undigested proteins (B) Plant cell components that cannot be digested by own enzymes (C) All plant cell wall components (D) All non digestible water insoluble polysaccharide

Description : Dietary fibre denotes (A) Undigested proteins (B) Plant cell components that cannot be digested by own enzymes (C) All plant cell wall components (D) All non digestible water insoluble polysaccharide

Last Answer : Answer : B

How does the plant cell wall react when it is placed under hypotonic medium ?

Description : How does the plant cell wall react when it is placed under hypotonic medium ?

Last Answer : The plant cell wall (the covering of the cell external to the cell membrane) is made of cellulose, a polymer of glucose. When the cell is put under hypotonic medium it absorbs too ... compensate the osmotic pressure thus forbiding excessive increase of the cellular volume and the cell lysis.

What is the function of the plant cell wall ?

Description : What is the function of the plant cell wall ?

Last Answer : The plant cell wall has structural and protective functions. It plays important role in the constraint of the cell size, preventing the cell to break when it absorbs much water.

what substance the plant cell wall is made ?

Description : what substance the plant cell wall is made ?

Last Answer : Is that substance a polymer made of which monomer? The plant cell wall is made of cellulose. Cellulose is a polymer whose monomer is glucose. There are other polymers of glucose, like glycogen and starch. Cell Structure Review - Image Diversity: plant cell wall

The presence of what distinguishes a plant cell from an animal cell’? (1) Chloroplasts (2) Cell wall (3) Cell membrane (4) Nucleus

Description : The presence of what distinguishes a plant cell from an animal cell’? (1) Chloroplasts (2) Cell wall (3) Cell membrane (4) Nucleus

Last Answer : (1) Chloroplasts Explanation: Plant and animal cells have several differences and similarities. Animal cells do not have chloroplasts but plant cells do. Animal cells are round and irregular ... process called photosynthesis to make organic molecules from carbon dioxide and free oxygen from water.

The wall of a plant cell is made up of?

Description : The wall of a plant cell is made up of?

Last Answer : Cellulose

Absorption of solute ions is regulated by (A) Nucleus wall (B) Cell organelles (C) Vacuoles (D) Plant cell membrane

Description : Absorption of solute ions is regulated by (A) Nucleus wall (B) Cell organelles (C) Vacuoles (D) Plant cell membrane

Last Answer : (A) Nucleus wall

Manganese is required in (a) plant cell wall formation (b) photolysis of water during photosynthesis (c) chlorophyll synthesis (d) nucleic acid synthesis.

Description : Manganese is required in (a) plant cell wall formation (b) photolysis of water during photosynthesis (c) chlorophyll synthesis (d) nucleic acid synthesis.

Last Answer : d) nucleic acid synthesis.

Cellulose, the most important constituent of plant cell wall is made up of (a) branched chain of glucose molecules linked by β-1, 4 glycosidic bond in straight chain and α-1, 6 glycosidic bond at the site of branching (b) unbranched chain of glucose molecules linked by β-1, 4 glycosidic bond (c) branched chain of glucose molecules linked by α-1, 6 glycosidic bond at the site of branching (d) unbranched chain of glucose molecules linked by α-1, 4 glycosidic bond.

Description : Cellulose, the most important constituent of plant cell wall is made up of (a) branched chain of glucose molecules linked by β-1, 4 glycosidic bond in straight chain and α-1, 6 glycosidic bond ... the site of branching (d) unbranched chain of glucose molecules linked by α-1, 4 glycosidic bond.

Last Answer : (b) unbranched chain of glucose molecules linked by β-1, 4 glycosidic bond

The ________ provides fixed shape and rigidity to plant cell. a) cell wall b)cell membrane c)plasma lemma d)lysosome

Description : The ________ provides fixed shape and rigidity to plant cell. a) cell wall b)cell membrane c)plasma lemma d)lysosome

Last Answer : a) cell wall

Plant cell wall (A) Provide rigidity to the cell (B) Maintains cell shape (C) Prevents expansion of cell (D) All A, B and C

Description : Plant cell wall (A) Provide rigidity to the cell (B) Maintains cell shape (C) Prevents expansion of cell (D) All A, B and C

Last Answer : (D) All A, B and C

The presence of what distinguishes a plant cell from an animal cell? (1) Chloroplasts (2) Cell wall (3) Cell membrane (4) Nucleus

Description : The presence of what distinguishes a plant cell from an animal cell? (1) Chloroplasts (2) Cell wall (3) Cell membrane (4) Nucleus

Last Answer : Chloroplasts