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प्रश्न
Correct the following statement:
In E. T. techniques, embryos are always transferred into the uterus.
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उत्तर
In the embryo transfer technique, 8-celled embryos are transferred into the fallopian tube, while more than 8-celled embryos are transferred into the uterus.
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संबंधित प्रश्न
A large number of married couples the world over are childless. It is shocking to know that in India the female partner is often blamed for the couple being childless.
- Why in your opinion the female partner is often blamed for such situations in India? Mention any two values that you as a biology student can promote to check this social evil.
- State any two reasons responsible for the cause of infertility.
- Suggest a technique that can help the couple to have a child where the problem is with male partner.
After a brief medical examination a healthy couple came to know that both of them are unable to produce functional gametes and should look for an ‘ART’ (Assisted Reproductive Technique). Name the ‘ART’ and the procedure involved that you can suggest to them to help them bear a child.
An infertile couple is advised to adopt test-tube baby programme. Describe two principle procedures adopted for such technologies.
Suggest some methods to assist infertile couples to have children.
State True/False with explanation.
Infertility is defined as the inability to produce a viable offspring and is always due to abnormalities/defects in the female partner.
Expand the following:
ZIFT
Explain one application of the following:
ZIFT
Fill in the blank:
The primary sex organ in human male is _______.
Fill in the blank:
The disc-like structure which helps in the transfer of substances to and from the fetus’s body is called _______.
Explain any three methods that can be used to overcome infertility.
Expand the following.
ZIFT
The procedure of GIFT involves the transfer of female gametes into the fallopian tube, can gametes be transferred to the uterus to achieve the same result? Explain.
Generally the zygote or early embryo with how many blastomeres is transferred into the fallopian for further development, in IVF?
Which method of ART is preferred incase of blockage of fallopian tubes?
The highly sophisticated procedure of directly injecting a sperm into an egg is called ______.
In case of a couple where the male is having a very low sperm count, which technique will be suitable for fertilisation?
Test-tube baby is one who ______.
Which of the following is ART?
Which method can be used for women that cannot produce ovum but can provide suitable environment?
The first case of IVF-ET technique success, was reported by ______.
In which of the following ARTs, does in vivo fertilisation occur?
ZIFT is transfer of ______.
Identify the correct reasons for infertility.
(i) Drugs
(ii) Diseases
(iii) Congenital
(iv) Use of Contraceptives
(v) Immunological or psychological
(vi) Assisted reproductive technology
An infertile couple was advised to undergo In vitro fertilization by the doctor. Out of the options given below, select the correct stage for transfer to the fallopian tube for successful results.
Trace the events from copulation to zygote formation in a human female.
In which of the following techniques, the embryos are transferred to exist those females who cannot conceive?
Write the long form of GIFT.
Which one of the following choices reflects the correct number of chromosomes in the zygote and in the second polar body of Drosophila melanogaster?
| Zygote | Meiocytes | |
| I | 08 | 08 |
| II | 04 | 08 |
| III | 08 | 04 |
| IV | 04 | 04 |
