Description : In the case of test tube babies (1) egg is fertilized in the uterus. (2) embryo completes its development in a test tube. (3) embryo is placed in uterus after 2 months. (4) egg is fertilized outside mother's body.
Last Answer : (3) embryo is placed in uterus after 2 months. Explanation: Prior of the implantation of the blastocyst the uterus of the recipient mother should be made ready to receive the embryo. This is ... done with the hormonal treatment. The blastocyst is introduced into the uterus by one of the two methods
Description : In test-tube babies, the - (1) Ovum is fertilized and developed in testtubes (2) Ovum is fertilized in the test-tubes and developed in uterus (3) Ovum is fertilized in the uterus and developed in test-tubes (4) Ovum is developed without fertilization in test-tubes
Last Answer : (2) Ovum is fertilized in the test-tubes and developed in uterus Explanation: In vitro fertilization is a process by which an egg is fertilized by sperm outside the body. The process ... zygote) is then transferred to the patient's uterus with the intention of establishing a successful pregnancy.
Description : In test-tube babies, the (1) Ovum is fertilized and developed in test-tubes (2) Ovum is fertilized in the testtubes and developed in uterus (3) Ovum is fertilized in the uterus and developed in testtubes (4) Ovum is developed without fertilization in test-tubes
Last Answer : Ovum is fertilized in the testtubes and developed in uterus
Description : Which of the following statements is correct with reference to a test tube baby? (a) Fertilisation of the egg is effected outside the body; the fertilised egg is then placed in the womb of the mother ... . (d) Fertilisation of the egg and growth of the embryo are affected in a large test tube.
Last Answer : (a) Fertilisation of the egg is effected outside the body; the fertilised egg is then placed in the womb of the mother where the gestation is completed.
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
Description : The test tube baby means (a) fertilisation and development both in uterus (b) fertilisation in vitro and then transplantation in uterus (c) a baby grown in test tube (d) fertilised and developed embryo in test tube.
Last Answer : (b) fertilisation in vitro and then transplantation in uterus
Description : What things are required once the egg is fertilized and implants itself in the uterus lining?
Last Answer : Need answer
Description : Given below are the events that lead to pregnancy and development of embryo i. fertilisation of egg ii. maturation of egg iii. release of egg iv. embedding of embryo in uterus a) i, ii, iii, iv b)ii, i, iii, iv c)i, iv , ii, iii d)ii, iii, i , iv,
Last Answer : d)ii, iii, i , iv,
Description : Adventive embryony in Citrus is due to (a) nucellus (b) integuments (c) zygotic embryo (d) fertilized egg.
Last Answer : nucellus
Description : The term Test Tube Baby' implies (a) Fertilisation of ovum takes place I the test tube but it develops in uterus (b) Fertilisation of ovum takes place in the test tube and develops in ... uterus but develops in the test tube (d) Fertilisation takes place in uterus and embryo develops in uterus
Last Answer : Ans:(a)
Description : A test tube baby means : (1) a baby grown in a test tube. (2) embryo fertilised in uterus and developed in test tube. (3) embryo fertilised and developed in uterus. (4) fertilisation in vitro and then transplantation in the uterus.
Last Answer : (4) fertilisation in vitro and then transplantation in the uterus. Explanation: In vitro fertilisation is a process by which an egg is fertilised by sperm outside the body: in vitro. IVF is a ... to collect a naturally selected ovum (egg) for fertilisation, it is known as natural cycle IVF.
Last Answer : fertilisation in vitro and then transplantation in the uterus.
Description : Name the organ where the embryo develops - (1) Uterus (2) Fallopian tube (3) Ureter (4) Cervix
Last Answer : (3) Uterus Explanation: In a placental mammal, an ovam is fertilized in a fallopian tube through which it travels into the uterus.
Description : Assisted reproductive technology, IVF involves transfer of (a) ovum into the fallopian tube (b) zygote into the fallopian tube (c) zygote into the uterus (d) embryo with 16 blastomeres into the fallopian tube.
Last Answer : b) zygote into the fallopian tube
Description : Embryo with more than 16 blastomeres formed due to in vitro fertilisation is transferred into (a) uterus (b) fallopian tube (c) fimbriae (d) cervix.
Last Answer : (a) uterus
Description : 3. In IVF technique zygote or early embryo is transferred into a. Cervical canal b. Uterus c. Fallopian tube d. Vagina
Last Answer : c. Fallopian tube
Description : What will happen the lining of the uterus after day 28 if an ovum was fertilized?
Description : Study the given figure below and answer the question that follow important-questions-for-class-12-biology-cbse-fertilisation-pregnancy-and-embryonic-development-t-33-3 (i)Name the stage of human embryo the ... implantation in the uterus. (iv)Where are the stem cells located in this embryo? -Biology
Last Answer : (i)The stage is blastocyst. (ii) A—Trophoblast. It helps in attachment to endometrium during implantation and provides nourishment to developing embryo. (iii) Inner cell mass acts as precursor to embryo ... into ectoderm and endoderm. (iv) Stem cells are located in inner cell mass of embryo.
Description : The mature proglottids having fertilized eggs in the uterus of tapeworm are regularly dtached. This process is known as
Last Answer : The mature proglottids having fertilized eggs in the uterus of tapeworm are regularly dtached. This ... B. Proliferation C. Strobilation D. Topolysis
Description : Branched uterus containing fertilized capsules can be seen in tapeworm in
Last Answer : Branched uterus containing fertilized capsules can be seen in tapeworm in A. Immature proglottid B. ... C. Gravid proglottid D. Immediately below neck
Description : What is true about cleavage in the fertilised egg in humans? (a) It starts while the egg is in fallopian tube. (b) It starts when the egg reaches uterus. (c) It is meroblastic. (d) It is identical to the normal mitosis
Last Answer : (a) It starts while the egg is in fallopian tube
Description : A fertilized ovule consisting of intact embryo, stored food and seed-coat which is viable and has got the capacity to germinate
Last Answer : Ans. Seed
Description : Through which cell of the embryo sac, does the pollen tube enter the embryo sac? (a) Egg cell (b) Persistant synergid (c) Degenerated synergids (d) Central cell
Last Answer : c) Degenerated synergids
Description : What does the filiform apparatus do at the entrance into ovule? (a) It brings about opening of the pollen tube. (b) It guides pollen tube from a synergid to egg. (c) It helps in the entry of pollen tube into a synergid. (d) It prevents entry of more than one pollen tube into the embryo sac
Last Answer : (b) It guides pollen tube from a synergid to egg.
Description : Which of the following correctly explains the phenomenon of "Test Tube Bally"? (1) When every process of embryo formation is in the test tube. (2) When the embryo develops in a test tube ... is external and development is internal. (4) When the fertilisation is internal and development is external.
Last Answer : (3) When the fertilisation is external and development is internal. Explanation: Test tube baby is born from in vitro fertilization. In vitro fertilization (IVF) is a process by which an egg ... ) is then transferred to the patient's uterus with the intention of establishing a successful pregnancy.
Description : Which of the following correctly explains the phenomenon of Test Tube Baby ? (1) When every process of embryo formation is in the test tube. (2) When the embryo develops in a test ... is external and development is internal. (4) When the fertilisation is internal and development is external.
Last Answer : When the fertilisation is external and development is internal.
Description : In humans, the development of fertilised egg takes place in the a) ovary b)testis c)oviduct d)uterus
Last Answer : d)uterus
Description : The stage transferred into the uterus after induced fertilisation of ovum in the laboratory is (a) embryo at 4 blastomeres stage (b) embryo at 2 blastomeres stage (c) morula (d) zygote.
Last Answer : (c) morula
Description : In human beings after fertilisation , the structure which gets embedded in the wall of uterus is a) ovum b)embryo c)foetus d)zygote
Last Answer : b)embryo
Description : If a human fertilized egg/fetus had the same legal rights as a person, should employing a pregnant woman be illegal?
Last Answer : answer:I think the people who would grant an embryo legal status would probably agree with you. They don't like women, much less pregnant women, working. You can also say the embryo is entitled ... the people that would propose this. This is what happens when poor thinking tries to impose itself.
Description : What is true about cleavage in fertilized egg in humans?
Last Answer : What is true about cleavage in fertilized egg in humans? A. Meroblastic B. Starts when egg reaches ... tube D. It is identical to normal mitosis.
Description : Cleavage in the fertilized egg of humans :
Last Answer : Cleavage in the fertilized egg of humans : A. Starts in uterus B. is meroblastic C. starts when egg is in fallopian tube D. is discoidal
Description : How is an egg flower can be fertilized?
Description : Is a non- fertilized chicken egg living or nonliving?
Last Answer : If it remains unfertilised it is non living. However at thestart of its existence it holds the potential to become part of aliving thing.
Description : In flowering plants the fertilized egg cell becomes a .?
Last Answer : What is the answer ?
Description : In Drosophila, the sex is determined by (a) the ratio of number of X-chromosome to the sets of autosomes (b) X and Y chromosomes (c) the ratio of pairs of X-chromosomes to the pairs of autosomes (d) whether the egg is fertilized or develops parthenogenetically.
Last Answer : (c) the ratio of pairs of X-chromosomes to the pairs of autosomes
Description : Test tube baby means a baby born when (a) it is developed in a test tube (b) it is developed through tissue culture method (c) the ovum is fertilised externally and thereafter implanted in the uterus (d) it develops from a non-fertilised uterus.
Last Answer : (c) the ovum is fertilised externally and thereafter implanted in the uterus
Description : Which extra-embryonic membrane in human prvents desiccation of the embryo inside the uterus?
Last Answer : Which extra-embryonic membrane in human prvents desiccation of the embryo inside the uterus? A. Yolk one B. Amnion C. Chorion D. Allantois.
Last Answer : Which extra-embryonic membrane in human prvents desiccation of the embryo inside the uterus? A. Yolk sac B. Amnion C. Chorion D. Allantois
Description : The permissible use of the technique amniocentesis is for (a) detecting sex of the unborn fetus (b) artificial insemination (c) transfer of embryo into the uterus of a surrogate mother (d) detecting any genetic abnormality.
Last Answer : (d) detecting any genetic abnormality.
Description : Which extraembryonic membrane in humans prevents desiccation of the embryo inside the uterus? (a) Yolk sac (b) Amnion (c) Chorion (d) Allantosis
Last Answer : (b) Amnion
Description : Ectopic pregnancies are referred to as (a) implantation of defective embryo in the uterus (b) pregnancies terminated due to hormonal imbalance (c) pregnancies with genetic abnormality (d) implantation of embryo at site other than uterus.
Last Answer : (d) implantation of embryo at site other than uterus.
Description : In a normal pregnant woman, the amount of total gonadotropin activity was assessed. The result expected was (1) High level of circulating HCG to stimulate estrogen and progesterone synthesis (2) ... endometrial thickening (4) High levels of FSH and LH in uterus to stimulate endometrial thickening
Last Answer : (1) High level of circulating HCG to stimulate estrogen and progesterone synthesis
Description : AT WHAT STAGE IS THE MAMMALIAN EMBRYO IMPLANTED IN THE UTERUS ?
Last Answer : ANS. AT THE BLASTOCYST STAGE.
Description : The placenta in humans is derived from the: a) embryo only b) uterus only c) endometrium and embryo d) none of the above
Last Answer : ANSWER: C -- ENDOMETRIUM AND EMBRYO
Description : Development of animal embryo from egg without fertilization is called :
Last Answer : Development of animal embryo from egg without fertilization is called : A. Parthenogenesis B. Parthenocarpy C. Apospory D. Apomixis
Description : Development of embryo from unfertilized egg is known as A) Parthenogenesis B) Parthenocarpy C) Apomixsis D) None of the above
Last Answer : A) Parthenogenesis
Description : Parthenogenesis is (a) development of embryo without fertilisation (b) development of fruit without fertilisation (c) development of fruit without hormones (d) development of embryo from egg without fertilisation.
Last Answer : (d) development of embryo from egg without fertilisation.
Description : What's the best way to protect babies from their murderous mothers?
Last Answer : Ummmmmmmmm… Men do it too.
Description : Do babies know their mother's scent?
Last Answer : As a mother, you carried this child for 9 months and gave birth to them. There is always a special bond between mother and child even before the child is born. It takes a few weeks for the baby's eyes ... feel that you are their mom. It is sort of a seventh sense in your child when you are near.