Assertion : In plant tissue culture somatic embryos can be induced from any plant cell. Reason : Any viable plant cell can differentiate into somatic

Assertion : In plant tissue culture somatic embryos can be induced from any plant cell. Reason : Any viable plant cell can differentiate into somatic
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Assertion : In plant tissue culture somatic embryos can be induced from any plant cell. Reason : ... false D. If both assertion and reason are false
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Assertion : In plant tissue culture somatic embryos can be induced from any plant cell. Reason : Any viable plant cell can differentiate into somatic

Description : Assertion : In plant tissue culture somatic embryos can be induced from any plant cell. Reason : Any viable plant cell can differentiate into somatic

Last Answer : Assertion : In plant tissue culture somatic embryos can be induced from any plant cell. Reason : ... false D. If both assertion and reason are false

Assertion : Somatic embros can be induced from any cell in plant tissue culture. Reason : Any living plant cell is capable of differentiating into som

Description : Assertion : Somatic embros can be induced from any cell in plant tissue culture. Reason : Any living plant cell is capable of differentiating into som

Last Answer : Assertion : Somatic embros can be induced from any cell in plant tissue culture. Reason : Any ... false D. If both assertion and reason are false

Which of the following statements is not true about somatic embryogenesis? (a) The pattern of development of a somatic embryo is comparable to that of a zygotic embryo. (b) Somatic embryos can develop from microspores. (c) Somatic embryo is induced usually by an auxin such as 2, 4-D. (d) A somatic embryo develops from a somatic cell.

Description : Which of the following statements is not true about somatic embryogenesis? (a) The pattern of development of a somatic embryo is comparable to that of a zygotic embryo. (b) Somatic embryos can develop from ... an auxin such as 2, 4-D. (d) A somatic embryo develops from a somatic cell.

Last Answer : (b) Somatic embryos can develop from microspores.

What are the processes involved in the encapsulation of the somatic embryos? -Biology

Description : What are the processes involved in the encapsulation of the somatic embryos? -Biology

Last Answer : answer:

What are the processes involved in the encapsulation of the somatic embryos? -Biology

Description : What are the processes involved in the encapsulation of the somatic embryos? -Biology

Last Answer : answer:

A process of formation of somatic embryos from callus

Description : A process of formation of somatic embryos from callus

Last Answer : Ans. Embryogenesis

With reference to plant tissue culture select the matching pair: (1) Sterile triploid—banana and seedless fruit (2) Somaclonal variations—differences appearing (3) Embryoids—non-zygatic embryo produced from somatic cells (4) Pulses—belong to cruciferae

Description : With reference to plant tissue culture select the matching pair: (1) Sterile triploid—banana and seedless fruit (2) Somaclonal variations—differences appearing (3) Embryoids—non-zygatic embryo produced from somatic cells (4) Pulses—belong to cruciferae

Last Answer : Ans. ((a))

Are a woman's frozen eggs less viable than if those eggs are fertilized and preserved as embryos?

Description : Are a woman's frozen eggs less viable than if those eggs are fertilized and preserved as embryos?

Last Answer : answer:Good question. I was interested enough to go and have a look at this and it seems that fertilised eggs - embryos - are much easier to freeze/thaw than unfertilised eggs. It's to do with the ... this was happening now, this method could be offered. And, given the facts of this case, should be

The smallest viable unit which can grow, multiply and form a plant in tissue culture is

Description : The smallest viable unit which can grow, multiply and form a plant in tissue culture is

Last Answer : The smallest viable unit which can grow, multiply and form a plant in tissue culture is A. Ceromosome B. Nucleus C. Cell D. Tissue

Assertion : A major advantage of tissue culture is protoplast fusion. Reason : A hybrid is formed by the fusion of naked protoplasts of two plant.

Description : Assertion : A major advantage of tissue culture is protoplast fusion. Reason : A hybrid is formed by the fusion of naked protoplasts of two plant.

Last Answer : Assertion : A major advantage of tissue culture is protoplast fusion. Reason : A hybrid is formed ... false D. If both assertion and reason are false

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

Last Answer : (b) Vector DNA – Site for tRNA synthesis

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

In cloning of cattle a fertilized egg is taken out of the mother’s womb and (a) in the eight cell stage, cells are separated and cultured until small embryos are formed which are implanted into the womb of other cows (b) in the eight cell stage the individual cells are separated under electrical field for further development in culture media (c) from this upto eight identical twins can be produced (d) the egg is divided into 4 pairs of cells which are implanted into the womb of other cows.

Description : In cloning of cattle a fertilized egg is taken out of the mother's womb and (a) in the eight cell stage, cells are separated and cultured until small embryos are formed which are implanted into the ... d) the egg is divided into 4 pairs of cells which are implanted into the womb of other cows.

Last Answer : (a) in the eight cell stage, cells are separated and cultured until small embryos are formed which are implanted into the womb of other cows

A culture of isolated mature or immature embryos

Description : A culture of isolated mature or immature embryos

Last Answer : Ans. Meristem culture

Apomictic embryos in Citrus arise from (a) synergids (b) maternal sporophytic tissue in ovule (c) antipodal cells (d) diploid egg.

Description : Apomictic embryos in Citrus arise from (a) synergids (b) maternal sporophytic tissue in ovule (c) antipodal cells (d) diploid egg.

Last Answer : (b) maternal sporophytic tissue in ovule

2Apomictic embryos in Citrusarise from:a)Diploid eggb)Synergidsc)Maternal sporophytic tissue in ovuled)Antipdal cells

Description : 2Apomictic embryos in Citrusarise from:a)Diploid eggb)Synergidsc)Maternal sporophytic tissue in ovuled)Antipdal cells

Last Answer : Maternal sporophytic tissue in ovule

Assertion : Lymphocyte cells of connective tissue proper are called as cart whell cels. Reason : Lymphocyte cell is largest cell of connective tissue

Description : Assertion : Lymphocyte cells of connective tissue proper are called as cart whell cels. Reason : Lymphocyte cell is largest cell of connective tissue

Last Answer : Assertion : Lymphocyte cells of connective tissue proper are called as cart whell cels. Reason : ... D. If both Assertion & Reason are false.

In which of the techniques scaffolds are used to form new and viable tissue for medical use? a. Genetic engineering b. Animal modeling c. Mechanical engineering d. Tissue engineering

Description : In which of the techniques scaffolds are used to form new and viable tissue for medical use? a. Genetic engineering b. Animal modeling c. Mechanical engineering d. Tissue engineering

Last Answer : d. Tissue engineering

Transgenic plants are the ones (a) generated by introducing foreign DNA into a cell and regenerating a plant from that cell (b) produced after protoplast fusion in artificial medium(c) grown in artificial medium after hybridization in the field (d) produced by a somatic embryo in artificial medium.

Description : Transgenic plants are the ones (a) generated by introducing foreign DNA into a cell and regenerating a plant from that cell (b) produced after protoplast fusion in artificial medium (c) grown in ... medium after hybridization in the field (d) produced by a somatic embryo in artificial medium.

Last Answer : (a) generated by introducing foreign DNA into a

Assertion (A) : Mass media promote a culture of violence in the society. Reason (R) : Because violence sells in the market as people themselves are violent in character. (A) Both (A) and (R) are true and (R) is the correct explanation of (A). (B) Both (A) and (R) are true, but (R) is not the correct explanation of (A). (C) (A) is true, but (R) is false. (D) Both (A) and (R) are false.

Description : Assertion (A) : Mass media promote a culture of violence in the society. Reason (R) : Because violence sells in the market as people themselves are violent in character. (A) Both (A) and (R) are true and (R) is the correct ... ). (C) (A) is true, but (R) is false. (D) Both (A) and (R) are false.

Last Answer : (D) Both (A) and (R) are false.

Assertion (A): Organ transplantation patients are given immunosuppressive durgs. Reason (R): Transplanted tissue has antigens which stimulate the spec

Description : Assertion (A): Organ transplantation patients are given immunosuppressive durgs. Reason (R): Transplanted tissue has antigens which stimulate the spec

Last Answer : Assertion (A): Organ transplantation patients are given immunosuppressive durgs. Reason (R): ... If both the assertion and reason are false

Assertion : Placenta is combined structure of foetal tissue & maternal tissue Reason : Placenta formation is completed before 6 weeks of pregnancy .

Description : Assertion : Placenta is combined structure of foetal tissue & maternal tissue Reason : Placenta formation is completed before 6 weeks of pregnancy .

Last Answer : Assertion : Placenta is combined structure of foetal tissue & maternal tissue Reason : Placenta formation ... . If both Assertion & Reason are False.

Assertion : Most of bones of body are cartilagenous. Reason : Connective tissue originated first during embryonic develoment.

Description : Assertion : Most of bones of body are cartilagenous. Reason : Connective tissue originated first during embryonic develoment.

Last Answer : Assertion : Most of bones of body are cartilagenous. Reason : Connective tissue originated first during ... D. If both Assertion & Reason are false.

Assertion :- Mast cells are undiferntiated cells of connective tissue proper. Reason :- Mast cells modified to from other cells of connective tissue p

Description : Assertion :- Mast cells are undiferntiated cells of connective tissue proper. Reason :- Mast cells modified to from other cells of connective tissue p

Last Answer : Assertion :- Mast cells are undiferntiated cells of connective tissue proper. Reason :- Mast cells ... D. If both Assertion & Reason are false.

Assertion : Originwise hair are epithelial tissue which are of ectodermal origin. Reason : Epithelial tissue can be formed from mesoderm and endoderm

Description : Assertion : Originwise hair are epithelial tissue which are of ectodermal origin. Reason : Epithelial tissue can be formed from mesoderm and endoderm

Last Answer : Assertion : Originwise hair are epithelial tissue which are of ectodermal origin. Reason : Epithelial ... . If both Assertion & Reason are false.

Assertion : Perichondrium in white fibrous cartilage is absent. Reason : Perichondrium is a white fibrous connective tissue

Description : Assertion : Perichondrium in white fibrous cartilage is absent. Reason : Perichondrium is a white fibrous connective tissue

Last Answer : Assertion : Perichondrium in white fibrous cartilage is absent. Reason : Perichondrium is a white fibrous ... . If both Assertion & Reason are false.

Assertion : Epithelium cells get their nutrientes from Adjacent cells . Reason : In epithelium tissue large intercellular spaces are present

Description : Assertion : Epithelium cells get their nutrientes from Adjacent cells . Reason : In epithelium tissue large intercellular spaces are present

Last Answer : Assertion : Epithelium cells get their nutrientes from Adjacent cells . Reason : In epithelium tissue ... . If both Assertion & Reason are false.

Assertion : Mucoid connective tissue is called as embryonic tissue. Reason : Mucoid connective tissue is mainly found in enbryonic stage .

Description : Assertion : Mucoid connective tissue is called as embryonic tissue. Reason : Mucoid connective tissue is mainly found in enbryonic stage .

Last Answer : Assertion : Mucoid connective tissue is called as embryonic tissue. Reason : Mucoid connective tissue is ... D. If both Assertion & Reason are false.

Assertion : Glands originate from all germinal layers. Reason : All glands are composed of epithelium tissue.

Description : Assertion : Glands originate from all germinal layers. Reason : All glands are composed of epithelium tissue.

Last Answer : Assertion : Glands originate from all germinal layers. Reason : All glands are composed of epithelium ... D. If both Assertion & Reason are false.

Assertion: Cartilage and bone are rigid connective tissues. Reason: Blood is a connective tissue.

Description : Assertion: Cartilage and bone are rigid connective tissues. Reason: Blood is a connective tissue.

Last Answer : Assertion: Cartilage and bone are rigid connective tissues. Reason: Blood is a connective tissue. A. If ... D. If both Assertion & Reason are false.

Assertion : Epithelia are highly regenerative. Reason : When epithelia gets damaged they regenerate more repidly then other Tissue.

Description : Assertion : Epithelia are highly regenerative. Reason : When epithelia gets damaged they regenerate more repidly then other Tissue.

Last Answer : Assertion : Epithelia are highly regenerative. Reason : When epithelia gets damaged they regenerate more ... . If both Assertion & Reason are false.

Assertion : Reticular fibrous connective Tissue is called as embryonic tissue. Reason : Reticular fibrous connective tissue is mainly found in embryon

Description : Assertion : Reticular fibrous connective Tissue is called as embryonic tissue. Reason : Reticular fibrous connective tissue is mainly found in embryon

Last Answer : Assertion : Reticular fibrous connective Tissue is called as embryonic tissue. Reason : Reticular fibrous ... . If both Assertion & Reason are false.

Assertion : Ureter and Urinery bladder are lined with Transitional Epithelium. Reason : Transitional Epithelium rest directly on Connective tissue .

Description : Assertion : Ureter and Urinery bladder are lined with Transitional Epithelium. Reason : Transitional Epithelium rest directly on Connective tissue .

Last Answer : Assertion : Ureter and Urinery bladder are lined with Transitional Epithelium. Reason : Transitional ... If both Assertion & Reason are false.

Differentiate between spontaneous and induced mutations?

Description : Differentiate between spontaneous and induced mutations? 

Last Answer : Ans: Mutations that occur themselves in nature are called as spontaneous mutations. Ex: GEB – 24 variety of Paddy. Mutations caused deliberately by using mutagens are called as induced mutations.  

Differentiate induced draft and forced draft cooling towers based on (i) Location of fan (ii) Corrosion of blades (iii) Efficiency (iv) Fan size

Description : Differentiate induced draft and forced draft cooling towers based on (i) Location of fan (ii) Corrosion of blades (iii) Efficiency (iv) Fan size

Last Answer : Differentiate induced draft and forced draft cooling towers based on (i) Location of fan (ii) Corrosion of blades (iii) Efficiency (iv) Fan size

Assertion :- In plant cells cell plate method is found for cytokinesis instead of cell furrow method. Reason :- Plant cells are enclosed by a relative

Description : Assertion :- In plant cells cell plate method is found for cytokinesis instead of cell furrow method. Reason :- Plant cells are enclosed by a relative

Last Answer : Assertion :- In plant cells cell plate method is found for cytokinesis instead of cell furrow method. ... D. If both Assertion & Reason are false.

Assertion:- All eukaryotic cells are not identical. Reason:- Centrioles are found in animal cells, absent in almost all plant cell.

Description : Assertion:- All eukaryotic cells are not identical. Reason:- Centrioles are found in animal cells, absent in almost all plant cell.

Last Answer : Assertion:- All eukaryotic cells are not identical. Reason:- Centrioles are found in animal cells, absent ... D. If both Assertion & Reason are false.

What is the difference between a somatic cell and a germ cell?

Description : What is the difference between a somatic cell and a germ cell?

Last Answer : A: A somatic cell is any cell in the body that is not a germ cell, which are the cells that give rise to eggs or sperm. Somatic cells are diploid, meaning they have two copies of each chromosome, while germ cells are haploid, meaning they have only one copy of each chromosome.

The somatic cell hybrids are produced with the help of -Biology

Description : The somatic cell hybrids are produced with the help of -Biology

Last Answer : answer:

The somatic cell hybrids are produced with the help of -Biology

Description : The somatic cell hybrids are produced with the help of -Biology

Last Answer : answer:

A somatic cell that has just completed has just completed the S-phase of its cell cycle, as compared to gamete of the same species, has

Description : A somatic cell that has just completed has just completed the S-phase of its cell cycle, as compared to gamete of the same species, has

Last Answer : A somatic cell that has just completed has just completed the S-phase of its cell cycle, as ... the number of chromosomes and twice the amount of DNA

In the somatic cell cycle.

Description : In the somatic cell cycle.

Last Answer : In the somatic cell cycle. A. DNA replication takes place in S-phase B. A short interphase ... double the amount of DNA present in the original cell

A human somatic cell has 46 chromosomes. How many chromosomes are in a human gamete?

Description : A human somatic cell has 46 chromosomes. How many chromosomes are in a human gamete?

Last Answer : 23

Crossing of plants through fusion of somatic cell

Description : Crossing of plants through fusion of somatic cell

Last Answer : Ans. Somatic hybridization

The number of chromosomes present in the somatic cell of the human cell is - (1) 23 (2) 44 (3) 46 (4) 92

Description : The number of chromosomes present in the somatic cell of the human cell is - (1) 23 (2) 44 (3) 46 (4) 92

Last Answer : (3) 46 Explanation: Human cells have 23 pairs of chromosomes (22 pairs of autosomes and one pair of sex chromosomes), giving a total of 46 per cell.

Chimera refers to a. Somatic cell fusion b. Gametic cell fusion c. Undiffereciated cell d. None

Description : Chimera refers to a. Somatic cell fusion b. Gametic cell fusion c. Undiffereciated cell d. None

Last Answer : Somatic cell fusion

In a somatic cell cycle, DNA synthesis takes place in (a) G1 phase (b) prophase of mitosis (c) S-phase (d) G2 phase.

Description : In a somatic cell cycle, DNA synthesis takes place in (a) G1 phase (b) prophase of mitosis (c) S-phase (d) G2 phase.

Last Answer : (c) S-phase

In the somatic cell cycle (a) in G1 phase DNA content is double the amount of DNA present in the original cell (b) DNA replication takes place in S phase (c) a short interphase is followed by a long mitotic phase (d) G2 phase follows mitotic phase.

Description : In the somatic cell cycle (a) in G1 phase DNA content is double the amount of DNA present in the original cell (b) DNA replication takes place in S phase (c) a short interphase is followed by a long mitotic phase (d) G2 phase follows mitotic phase.

Last Answer : (b) DNA replication takes place in S phase

A somatic cell that has just completed the S phase of its cell cycle, as compared to gamete of the same species, has (a) twice the number of chromosomes and four times the amount of DNA(b) four times the number of chromosomes and twice the amount of DNA (c) twice the number of chromosomes and twice the amount of DNA (d) same number of chromosomes but twice the amount of DNA

Description : A somatic cell that has just completed the S phase of its cell cycle, as compared to gamete of the same species, has (a) twice the number of chromosomes and four times the amount of DNA (b) ... of chromosomes and twice the amount of DNA (d) same number of chromosomes but twice the amount of DNA

Last Answer : (a) twice the number of chromosomes and four times the amount of DNA

How many chromosomes are in a human somatic cell?

Description : How many chromosomes are in a human somatic cell?

Last Answer : •Somatic cells (nonreproductive cells) have two sets of chromosomes