Description : Foetal sex can be determined by examining cells from the amniotic fluid by looking for
Last Answer : Foetal sex can be determined by examining cells from the amniotic fluid by looking for A. Chiasmata B. Autosomes C. Sex-chromosomes D. Nucleus
Description : Fetal ejection reflex in human female is induced by (a) release of oxytocin from pituitary (b) fully developed fetus and placenta (c) differentiation of mammary glands (d) pressure exerted by amniotic fluid.
Last Answer : (b) fully developed fetus and placenta
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 : $ A chromosomes with equal sized arms is called isobrachial. ! Barr bodies are present in the cells of human females.
Last Answer : $ A chromosomes with equal sized arms is called isobrachial. ! Barr bodies are present in the cells of human ... wrong D. If both As and R are wrong.
Description : The chromosomes responsible for characteristics other than sex are known by which of the following terms? a) ribosomes b) lysosomes c) autosomes d) spermatocytes
Last Answer : ANSWER: C -- AUTOSOMES
Description : .Number of Barr bodies in XXXX female is (a) 1 (b) 2 (c) 3 (d) 4
Last Answer : (c) 3
Description : A normal female human cell will have how many Barr bodies per cell? Is it: a) 1 b) 2 c) 3 d) 4
Last Answer : ANSWER: A -- 1
Description : What happens when my amniotic fluid is low at 37 weeks pregnant?
Last Answer : Amniotic fluid can change levels quite often and it could come back up but if they don’t see it come back up they will probably want to induce you. If the doctor feels something needs to be done immediately they will call you before Thursday.
Description : How to detect if amniotic fluid is leaking? Are there any sure signs?
Last Answer : To this day, I don't know what happened to me a few days before giving birth. I visited my doctor because I had a strong watery flow, I thought the amniotic fluid was leaking. The doc back ... the water flooded. Then about a liter of sure left. It could no longer be confused with anything else.
Description : I'm 38 weeks old and my husband and I had a walk last night. Suddenly I felt my panties get very wet. We came home right away, but it wasn’t enough to soak my pants, but my sanitary napkin got normally wet. Nothing since. Do you think so?
Last Answer : A pharmacy has a special insert that can detect if amniotic fluid is leaking. Take a look at the nearest one and ask, but I know there is a price to pepper.
Description : Amniotic fluid protects the foetus from
Last Answer : Amniotic fluid protects the foetus from A. Shock B. Encystment C. Degeneration D. Disease.
Description : Study of abnormalities by taken out the amniotic fluid of embryo is called :-
Last Answer : Study of abnormalities by taken out the amniotic fluid of embryo is called :- A. Endoscopy B. Amniocentesis C. Laproscopy D. Natal endoscopy
Description : The role of amniotic fluid?
Last Answer : Inside a pregnant woman's uterus is an amniotic sac, which contains amniotic fluid and the growing fetus.The amniotic fluid is important for several reasons -- it helps keep the baby warm, ... & Gynecology in Private Practice, West Palm Beach, FL. Review provided by VeriMed Healthcare Network.
Description : Excretory products of mammalian embryo are eliminated out by - (1) Placenta (2) Amniotic fluid (3) Allantois (4) Ureter
Last Answer : (1) Placenta Explanation: The placenta is an organ that connects the developing fetus to the uterine wall to allow nutrient uptake, waste elimination, and gas exchange via the mother's blood ... are also found in some snakes and lizards with yawing levels of development up to mammalian levels.
Description : Excretory products of mammalian embryo are eliminated out by (1) Placenta (2) Amniotic fluid (3) Allantois (4) Ureter
Last Answer : Placenta
Description : What is the number of autosomes in human body cells ?
Last Answer : The number of autosomes in human body cells is 44 (22 pairs).
Description : Is it possible to tell the truth about something without looking deeper into that something by looking at it from multiple perspectives?
Last Answer : answer:
Description : You can determine if a circuit breaker is tripped by ______. A. examining the position of the handle B. checking for the warm breaker C. looking for a burned-out link D. looking for the tripped breaker light
Last Answer : Answer: A
Description : You can determine if a circuit breaker has tripped by ________________. A. examining the position of the handle B. checking for which of the breakers is warm C. looking for a burned-out link D. all of the above
Description : The problem-solving agent with several immediate options of unknown value can decide what to do by just examining different possible sequences of actions that lead to states of known value, and then choosing the ... . This process of looking for such a sequence is called Search. a) True b) False
Last Answer : a) True
Description : 'Barr body' is found in - (1) Sperm (2) Sertoli cells (3) Female somatic cells (4) Male somatic cells
Last Answer : (3) Female somatic cells Explanation: A Barr body is the inactive X chromosome in a female somatic cell in those species in which sex is determined by the presence of the Y or W chromosome rather ... typical human female has only one Barr body per somatic cell, while a typical human male has none.
Description : Regarding the human chromosomes a. there are 23 pairs autosomal chromosomes b. the Y chromosome is larger than the X chromosome c. cells containing YO chromosome are not compatible with life d. Barr body is caused by the presence of an inactive X chromosome
Last Answer : cells containing YO chromosome are not compatible with life
Description : True statements about chromosome include: a. 23 chromosomes are found in germinal cells b. in female only one chromosome is activated c. the Barr body is due to inactivated X chromosome e. all above
Last Answer : all above
Description : Mononucleosis is an infection of________ cells by the _____. a. T; cytomegalovirus b. B; Epstein-Barr virus c. Lung; cytomegalovirus d. red blood; Epstein.Barr virus
Last Answer : d. red blood; Epstein.Barr virus
Description : ‘Barr body’ is found in (1) Sperm (2) Sertoli cells (3) Female somatic cells (4) Male somatic cells
Last Answer : Female somatic cells
Description : Cells are commonly studied in the lab. If you were examining various unlabelled slides of cells under the microscope, you could tell if the cell was from a plant by the presence of (A) A nucleus (B) A cell membrane (C) Cytoplasm (D) A cell wall
Last Answer : (D) A cell wall
Description : How many pairs of autosomes ?
Last Answer : 22 pairs of autosomes
Description : Assertion :- Kinetochore is essential for cell division. Reason :- Kinetochores serve as the sites of attachment of spindle fibres to the chromosome.
Last Answer : Assertion :- Kinetochore is essential for cell division. Reason :- Kinetochores serve as the sites of ... D. If both Assertion & Reason are false.
Description : How many of the following is observed in the interphase nucleus ? Chromatid, Nucleosome, Centriole, Nucleouls, Centromere, Kinetochore
Last Answer : How many of the following is observed in the interphase nucleus ? Chromatid, Nucleosome, Centriole, Nucleouls, ... . Three B. One C. Four D. Two
Description : .Which one of the following conditions in humans is correctly matched with its chromosomal abnormality/linkage? (a) Erythroblastosis fetalis - X-linked (b) Down’s syndrome - 44 autosomes + XO (c) Klinefelter’s syndrome - 44 autosomes + XXY (d) Colour blindness - Y-linked
Last Answer : (c) Klinefelter’s syndrome - 44 autosomes + XXY
Description : The complex formed by a pair of synapsed homologous chromosomes is called (a) bivalent (b) axoneme (c) equatorial plate (d) kinetochore.
Last Answer : (a) bivalent
Description : Spindle fibre unite with which structure of chromosomes? (a) Chromocentre (b) Chromomere (c) Kinetochore (d) Centriole
Last Answer : c) Kinetochore
Description : During the metaphase stage of mitosis, spindle fibres attach to chromosomes at (a) kinetochore (b) both centromere and kinetochore (c) centromere, kinetochore and areas adjoining centromere (d) centromere.
Last Answer : a) kinetochore
Description : Spindle fibres attach on to (a) centromere of the chromosome (b) kinetosome of the chromosome (c) telomere of the chromosome (d) kinetochore of the chromosome.
Last Answer : (d) kinetochore of the chromosome.
Description : What is a kinetochore?
Last Answer : •During prometaphase spindle microtubules appear and are kinetochores (somewhat track like) where sister chromatids travel along them to the centriole (astor, opposite pole) region. .
Description : 5. Klinefelters syndrome has the genetic make up (a) 44 autosomes + xxy(b) 44 autosomes + xo (c) 45 autosomes + xx (d) 45 autosomes + xy
Last Answer : (a) 44 autosomes + xxy
Description : 2. A human cell containing 22 autosomes and a Y chromosome is probably a a) somatic cell of male b) sperm cell c) somatic cell of female d) unfertilized egg cell
Last Answer : b) sperm cell
Description : What is chiasma (plural: chiasmata)? -Biology
Description : Arrange the following events of meiosis in the correct sequence - A. Terminalisation of chiasmata B. Crossing over C. Synapsis D. Disjunction of chrom
Last Answer : Arrange the following events of meiosis in the correct sequence - A. Terminalisation of chiasmata ... ` C. `CtoBtoDtoEtoA` D. `CtoBtoEtoAtoD`
Description : Chiasmata are formed during
Last Answer : Chiasmata are formed during A. Diakinesis B. Synaptotene C. Diplotene D. Leptotene
Description : Slipping of chiasmata towards the ends of bivalent is called :-
Last Answer : Slipping of chiasmata towards the ends of bivalent is called :- A. Terminalisation B. Diakinesis C. Interkinesis D. Heteropycnosis
Description : Chiasmata occurs at
Last Answer : Ans. Diplotene stage
Description : Arrange the following events of meiosis in correct sequence (i) Crossing over (ii) Synapsis (iii)Terminalisation of chiasmata (iv) Disappearance of nucleolus (a) (i), (ii), (iii), (iv) (b) (ii), (iii), (iv), (i) (c) (ii), (i), (iv), (iii) (d) (ii), (i), (iii), (iv)
Last Answer : (d) (ii), (i), (iii), (iv)
Description : Match the stages of meiosis in column I to their characteristic features in column II and select the correct option using the codes given below. Column I Column II A. Pachytene (i) Pairing of homologous chromosomes B. Metaphase I (ii) ... , C-(iii), D-(i) (d) A-(iv), B-(iii), C-(ii), D-(i)
Last Answer : (a) A-(iii), B-(iv), C-(ii), D-(i)
Description : Match the following with respect to meiosis. (A) Zygotene (i) Terminalization (B) Pachytene (ii) Chiasmata (C) Diplotene (iii)Crossing over (D) Diakinesis (iv) Synapsis
Last Answer : (b) (iv) (iii) (ii) (i)
Description : How does a surgeon operate on a fetus without damaging the amniotic sac ?
Last Answer : The sac can reseal itself from a puncture. That’s why amniocentesis can be performed, because a needle is inserted into the sac and extracts a small amount of fluid, which is then analyzed for the baby’s chromosomes.
Description : Why three ways that an amniotic egg protects reptile embryos?
Last Answer : Need answer
Description : How does a reptile embryo in an amniotic shell get oxygen?
Last Answer : THe shells of reptile eggs is porous - it absorbs oxygen throughthe membrane.
Description : The structure which helps in the nutrition of the Embryo is – (1) Yolk sac (2) Amniotic membrane (3) Crypts (4) Placenta
Last Answer : (1) Yolk sac Explanation: The yolk sac is a membranous sac attached to an embryo, providing early nourishment. It functions as the developmental circulatory system of the human embryo, ... It carries out transfer of nutrients in weeks 2 and 3 when the uteroplacental circulation is established
Description : The structure which helps in the nutrition of the Embryo is (1) Yolk sac (2) Amniotic membrane (3) Crypts (4) Placenta
Last Answer : Yolk sac