Which cell of phloem accumulates callus in winter ?

Which cell of phloem accumulates callus in winter ?
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1 Answer

Answer :

: Calcium accumulates in the sival cells of phloem in winter.
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Do you still have a callus next to the index finger of your writing hand?

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Callus/blister with clear liquid inside?

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What is callus? -Biology

Description : What is callus? -Biology

Last Answer : answer:

How the root induction can be done during the callus culture? -Biology

Description : How the root induction can be done during the callus culture? -Biology

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What is callus culture? -Biology

Description : What is callus culture? -Biology

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How the root induction can be done during the callus culture? -Biology

Description : How the root induction can be done during the callus culture? -Biology

Last Answer : answer:

What is callus culture? -Biology

Description : What is callus culture? -Biology

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Differentiation of callus into plant parts is

Description : Differentiation of callus into plant parts is

Last Answer : Differentiation of callus into plant parts is A. Embryogenis B. Embryoid fomation C. Morphogensis D. Totipotency

A process of formation of somatic embryos from callus

Description : A process of formation of somatic embryos from callus

Last Answer : Ans. Embryogenesis

Thickening of the epidermis and/or dermis A. Callus B. Lichenification C. Scaling D. Lacking in sensitive people

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Which skin neoplasm is associated with an increase in the growth of cells in the keratin layer of the epidermis caused by pressure or friction? A. callus B. keloid C. keratosis D. leukoplakia

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Which one of the following is a case of wrong matching? (a) Somatic – Fusion of two hybridization diverse cells (b) Vector DNA – Site for tRNA synthesis (c) Micropropagation – In vitro production of plants in large numbers (d) Callus – Unorganised mass of cells produced in tissue culture

Description : Which one of the following is a case of wrong matching? (a) Somatic – Fusion of two hybridization diverse cells (b) Vector DNA – Site for tRNA synthesis (c) Micropropagation – In vitro production of plants in large numbers (d) Callus – Unorganised mass of cells produced in tissue culture

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Callus is a term usually referring to: a. The tissue on the collar of a limb b. The first tissue develops on a cut surface just before the root formation iniates. c. Deformed growth on plant limbs d. A disease of plant leaves and limbs

Description : Callus is a term usually referring to: a. The tissue on the collar of a limb b. The first tissue develops on a cut surface just before the root formation iniates. c. Deformed growth on plant limbs d. A disease of plant leaves and limbs

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Callus is induced to form roots in the medium of (a) Auxin (b) Cytokinins only (c) Morecytokinins than auxin (d) Moreauxin than cytokinins

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Last Answer : (d) Moreauxin than cytokinins

For union between stock and scion in grafting which one is the first to occur? (a) Formation of callus (b) Production of plasmodesmata (c) Differentiation of new vascular tissues (d) Regeneration of cortex and epidermis

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Fracture healing occurs in four areas, including the a) external soft tissue. Fracture healing occurs in four areas, including the bone marrow, bone cortex, periosteum, and the external soft tissue, where a bridging callus (fibrous tissue) stabilizes the fracture.

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Last Answer : a) external soft tissue. Fracture healing occurs in four areas, including the bone marrow, bone cortex, periosteum, and the external soft tissue, where a bridging callus (fibrous tissue) stabilizes the fracture.

During which stage or phase of bone healing after fracture is devitalized tissue removed and new bone reorganized into its former structural arrangement? a) Remodeling Remodeling is the final stage of fracture repair. b) Inflammation During inflammation, macrophages invade and debride the fracture area. c) Revascularization Revascularization occurs within about 5 days after the fracture. d) Reparative Callus formation occurs during the reparative stage but is disrupted by excessive motion at the fracture site.

Description : During which stage or phase of bone healing after fracture is devitalized tissue removed and new bone reorganized into its former structural arrangement? a) Remodeling Remodeling is the final stage of ... occurs during the reparative stage but is disrupted by excessive motion at the fracture site.

Last Answer : a) Remodeling Remodeling is the final stage of fracture repair.

During which stage or phase of bone healing after fracture does callus formation occur? a) Reparative Callus formation occurs during the reparative stage but is disrupted by excessive motion at the fracture site b) Remodeling Remodeling is the final stage of fracture repair during which the new bone is reorganized into the bone’s former structural arrangement. c) Inflammation During inflammation, macrophages invade and debride the fracture area. d) Revascularization Revascularization occurs within about 5 days after the fracture.

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Last Answer : a) Reparative Callus formation occurs during the reparative stage but is disrupted by excessive motion at the fracture site

Hormone pair required for a callus to differentiate is a. auxin and cytokinin b. auxin and ethylene c. auxin and abscisic acid d. cytokinin and gibberellins

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Last Answer : a. auxin and cytokinin

Callus is a. Tissue that forms embryo b. An insoluble carbohydrate c. Tissue that grows to form embryoid d. Unorganized actively dividing mass of cells maintained in cultured

Description : Callus is a. Tissue that forms embryo b. An insoluble carbohydrate c. Tissue that grows to form embryoid d. Unorganized actively dividing mass of cells maintained in cultured

Last Answer : d. Unorganized actively dividing mass of cells maintained in cultured

9. Which one of the following is a case of wrong matching ? (1) Callus - Unorganised mass of cells produced in tissue culture (2) Somatic hybridization - Fusion of two diverse cells (3) Vector DNA - Site for t-RNA synthesis (4) Micropropagation - In vitro production of plants in large number

Description : 9. Which one of the following is a case of wrong matching ? (1) Callus - Unorganised mass of cells produced in tissue culture (2) Somatic hybridization - Fusion of two diverse cells (3) Vector DNA - Site for t-RNA synthesis (4) Micropropagation - In vitro production of plants in large number

Last Answer : Vector DNA - Site for t-RNA synthesis

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Description : Cell elements of phloem. -Biology

Last Answer : answer:

Identify the two components of Phloem tissue that help in transportation of food in plants (a) Phloem parenchyma & sieve tubes (b) Sieve tubes & companion cell. (c) Phloem parenchyma & companion cell. (d) Phloem fibres and sieve tubes

Description : Identify the two components of Phloem tissue that help in transportation of food in plants (a) Phloem parenchyma & sieve tubes (b) Sieve tubes & companion cell. (c) Phloem parenchyma & companion cell. (d) Phloem fibres and sieve tubes

Last Answer : (b) Sieve tubes & companion cell.

Loading of phloem is related to (a) increase of sugar in phloem (b) elongation of phloem cell(c) separation of phloem parenchyma (d) strengthening of phloem fiber.

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Last Answer : (a) increase of sugar in phloem

What are the differences between the transport of materials in xylem and phloem ? -Biology

Description : What are the differences between the transport of materials in xylem and phloem ? -Biology

Last Answer : Xylem Phloem 1. Xylem conducts water and dissolved minerals from roots to leaves and other parts. 1. Phloem conducts prepared food material from leaves to other parts of plant in dissolved ... increases the osmotic pressure that moves the material in the phloem to tissues which have less pressure

6. What are the constituents of phloem? -Science

Description : 6. What are the constituents of phloem? -Science

Last Answer : Phloem tissue consists of conducting cells, generally called sieve elements, parenchyma cells, including both specialized companion cells or albuminous cells and unspecialized cells and supportive cells, such as fibres and sclereids.

(a) State the constituents of phloem ? (b) How does cork act as a protective tissue ? -Biology 9th

Description : (a) State the constituents of phloem ? (b) How does cork act as a protective tissue ? -Biology 9th

Last Answer : answer:

What does phloem sap contain? -Biology

Description : What does phloem sap contain? -Biology

Last Answer : answer:

What is the purpose of the phloem parenchyma cells? -Biology

Description : What is the purpose of the phloem parenchyma cells? -Biology

Last Answer : Phloem parenchyma cells, called transfer cells and border parenchyma cells, are located near the finest branches and terminations of sieve tubes in leaf veinlets, where they also function in the transport of foods.

Phloem fibres function? -Biology

Description : Phloem fibres function? -Biology

Last Answer : Bast fibre (also called phloem fibre or skin fibre) is plant fibre collected from the phloem (the "inner bark", sometimes called "skin") or bast surrounding the stem of certain dicotyledonous plants. They support the conductive cells of the phloem and provide strength to the stem.

What is the role of phloem in a vascular plant? -Biology

Description : What is the role of phloem in a vascular plant? -Biology

Last Answer : Phloem is responsible for transporting sugars, proteins, and other organic molecules in plants. Vascular plants are able to grow higher than other plants due to the rigidity of xylem cells, which support the plant.

What is the role of phloem in a vascular plant? -Biology

Description : What is the role of phloem in a vascular plant? -Biology

Last Answer : Phloem is responsible for transporting sugars, proteins, and other organic molecules in plants. Vascular plants are able to grow higher than other plants due to the rigidity of xylem cells, which support the plant.