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Intergeneric crosses are rarely successful under natural conditions. Which of the following methods may be beneficial in this regard
- a)Embryo culture
- b)Tissue culture
- c)Anther culture
- d)Protoplast culture
Correct answer is option 'A'. Can you explain this answer?
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Intergeneric crosses are rarely successful under natural conditions. W...
Embryo culture is a method that can be beneficial for the success of intergeneric crosses under natural conditions. Intergeneric crosses involve the breeding of individuals from different genera, which can often result in reproductive barriers and difficulties in producing viable offspring. However, embryo culture can overcome some of these barriers and increase the chances of successful hybridization.
One of the main challenges in intergeneric crosses is the failure of fertilization or embryo development. This can occur due to incompatible gametes or developmental incompatibilities between the different genera involved. Embryo culture provides a controlled environment where the embryos can develop and mature outside of the parental plants, increasing the chances of successful development.
Below are the reasons why embryo culture can be beneficial in intergeneric crosses:
1. Overcoming embryo abortion: In many cases, intergeneric crosses result in embryo abortion due to genetic incompatibilities. Embryo culture provides a supportive environment for the embryos to develop and grow, increasing the chances of successful embryogenesis.
2. Facilitating embryo rescue: In some cases, intergeneric crosses can result in inviable embryos that are unable to develop into mature plants. Embryo culture allows for the rescue of these embryos, providing them with the necessary nutrients and conditions to continue development.
3. Promoting hybrid vigor: Intergeneric crosses can sometimes result in hybrid offspring that exhibit increased vigor and adaptability compared to their parental species. Embryo culture can help in producing a larger number of hybrid plants, increasing the chances of obtaining individuals with desirable traits.
4. Facilitating genetic manipulation: Embryo culture provides an opportunity for genetic manipulation and transformation of the hybrid embryos. This can be beneficial for introducing specific genes or traits into the resulting hybrid plants.
Overall, embryo culture can be a valuable technique in overcoming the reproductive barriers and difficulties associated with intergeneric crosses. By providing a controlled environment for embryo development, it increases the chances of successful hybridization and the production of viable offspring.
One of the main challenges in intergeneric crosses is the failure of fertilization or embryo development. This can occur due to incompatible gametes or developmental incompatibilities between the different genera involved. Embryo culture provides a controlled environment where the embryos can develop and mature outside of the parental plants, increasing the chances of successful development.
Below are the reasons why embryo culture can be beneficial in intergeneric crosses:
1. Overcoming embryo abortion: In many cases, intergeneric crosses result in embryo abortion due to genetic incompatibilities. Embryo culture provides a supportive environment for the embryos to develop and grow, increasing the chances of successful embryogenesis.
2. Facilitating embryo rescue: In some cases, intergeneric crosses can result in inviable embryos that are unable to develop into mature plants. Embryo culture allows for the rescue of these embryos, providing them with the necessary nutrients and conditions to continue development.
3. Promoting hybrid vigor: Intergeneric crosses can sometimes result in hybrid offspring that exhibit increased vigor and adaptability compared to their parental species. Embryo culture can help in producing a larger number of hybrid plants, increasing the chances of obtaining individuals with desirable traits.
4. Facilitating genetic manipulation: Embryo culture provides an opportunity for genetic manipulation and transformation of the hybrid embryos. This can be beneficial for introducing specific genes or traits into the resulting hybrid plants.
Overall, embryo culture can be a valuable technique in overcoming the reproductive barriers and difficulties associated with intergeneric crosses. By providing a controlled environment for embryo development, it increases the chances of successful hybridization and the production of viable offspring.
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Intergeneric crosses are rarely successful under natural conditions. W...
I think tissue culture
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Intergeneric crosses are rarely successful under natural conditions. Which of the following methods may be beneficial in this regarda)Embryo cultureb)Tissue culturec)Anther cultured)Protoplast cultureCorrect answer is option 'A'. Can you explain this answer?
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