Description : If the number of bivalents are 8 in metaphase - I, what shall be the number of chromosomes in daughter cells after meiosis -I and meiosis -II respecti
Last Answer : If the number of bivalents are 8 in metaphase - I, what shall be the number of chromosomes in daughter cells after ... 4 and 4 C. 8 and 8 D. 16 and 8
Description : Assertion : Replication of DNA not occurs during interkinesis. Reason : Divison of chromosomes takes place during meiosis-II.
Last Answer : Assertion : Replication of DNA not occurs during interkinesis. Reason : Divison of chromosomes takes place ... . If both Assertion & Reason are false.
Description : A stage in cell division is shown in the figure. Select the answer which gives correct identification of the stage with its characteristics. (a) Cytokinesis Cell plate formed, mitochondria ... reforms. (d) Late anaphase Chromosomes move away from equatorial plate, Golgi complex not present.
Last Answer : (c) Telophase Nuclear envelope reforms,Golgi complex reforms.
Description : If a diploid cell contains twenty eight chromosomes and it goes through meiosis how many chromosomes will each daughter cell have?
Last Answer : Feel Free to Answer
Description : Assertion :- Morphology of chromosomes is most studied during metaphase of cell division. Reason :- Complete disintegration of nuclear envelope marks
Last Answer : Assertion :- Morphology of chromosomes is most studied during metaphase of cell division. Reason :- ... D. If both Assertion & Reason are false.
Description : Meiosis I is reductional division. Meiosis II is equational division due to (a) pairing of homologous chromosomes (b) crossing over (c) separation of chromatids (d) disjunction of homologous chromosomes.
Last Answer : (c) separation of chromatids
Description : Assertion : Meiosis produces four genetically dissimilar cells. Reason : Crossing over or gene exchange takes place in meiosis.
Last Answer : Assertion : Meiosis produces four genetically dissimilar cells. Reason : Crossing over or gene exchange ... . If both Assertion & Reason are false.
Description : In Ulothrix/Spirogyra, reduction division (meiosis) occurs at the time of (a) gamete formation (b) zoospore formation (c) zygospore germination (d) vegetative reproduction.
Last Answer : (c) zygospore germination
Description : Assertion :- Meiosis-1 is most significant phenomenon so that consistancy of reduction in coromosome so that consistancy of chromosome can be maintain
Last Answer : Assertion :- Meiosis-1 is most significant phenomenon so that consistancy of reduction in coromosome so ... D. If both Assertion & Reason are false.
Description : Assertion :- In anaphase number of chromosomes get doubled. Durring anaphase each chromosome split simultaneously and two daughter chromatids now refe
Last Answer : Assertion :- In anaphase number of chromosomes get doubled. Durring anaphase each chromosome split ... If both Assertion & Reason are false.
Description : Assertion : Vasopression is also called as antidiuretic hormone. Reason : Vasopressin reduces the loss of water in urine by increasing water reabsorbt
Last Answer : Assertion : Vasopression is also called as antidiuretic hormone. Reason : Vasopressin reduces the loss ... . If both Assertion and Reason are false.
Description : In meios-I, the Centro mere undergoes: (a) Division between anaphase and Interphase (b) Division between prophase and metaphase (c) Division but the daughter chromosomes do not separate (d) No division
Last Answer : Ans. ((d))
Description : What occurs in meiosis? How is the chromosome number of daughter cells different?
Last Answer : •Gametes are produced by a variation of cell division called meiosis •Meiosis yields nonidentical daughter cells that have only one set of chromosomes, half as many as the parent cell
Description : Why is it nesessary for meiosis to produce cells with fewer chromosomes?
Description : Bacteria lack alternation of generation because there is (a) neither syngamy nor reduction division (b) distinct chromosomes are absent (c) no conjugation (d) no exchange of genetic materia
Last Answer : (a) neither syngamy nor reduction division
Description : What is the number of cells division in meiosis?
Last Answer : There are 2 cell divisions in meiosis.
Description : What Meiosis produces daughter cells.?
Last Answer : Need answer
Description : How many daughter cells are formed in one cycle of meiosis?
Last Answer : Ans. Four
Description : In meiosis the daughter cells are not similar to that of parent because of (a) Crossing over (b) Synapsis (c) Both (a) and (b) (d) None of these
Last Answer : Ans:(a)
Description : In meiosis, the daughter cells differ from parent cell as well as amongst themselves due to (a) segregation, independent assortment and crossing over (b) segregation and crossing over (c) independent assortment and crossing over (d) segregation and independent assortment.
Last Answer : (a) segregation, independent assortment and crossing over
Description : Unlike mitosis, meiosis results in the formation of a. diploid cells. b. haploid cells. c. 2N daughter cells. d. body cells.
Last Answer : b. haploid cells.
Description : Assertion : Primary spermatocytes of testes are haploid . Reason : Primary spermatocytes are formed by meiosis I in the spermatogonia .
Last Answer : Assertion : Primary spermatocytes of testes are haploid . Reason : Primary spermatocytes are formed by ... . If both Assertion & Reason are False.
Description : The process of the division of somatic cells of an organism is called (a) Mitosis (b) Meiosis (c) Cytokinesis (d) None of these
Description : During cleavage, what is true about cells? (a) Nucleocytoplasmic ratio remains unchanged. (b) Size does not increase. (c) There is less consumption of oxygen. (d) The division is like meiosis.
Last Answer : b) Size does not increase.
Description : How does the number of chromosomes in each of the daughter cells produced in mitosis compared to the number of chromosomes in the original cell?
Last Answer : In which phase of plant cell mitosis is the most time spent? Inwhich phase of animal cell mitosis?
Description : Name the type of cell division in which the two resulting cells carry only half the original number of chromosomes.
Last Answer : ANSWER: MEIOSIS (pron: my-o-sis)
Description : If the original cell has 46 chromosomes how can each daughter cell also have 46 chromosomes?
Description : Assertion : The failure of secretion of hormone vasopressin causes diabetes mellitus in the patient. Reason : Vasopression reduces the volume of urine
Last Answer : Assertion : The failure of secretion of hormone vasopressin causes diabetes mellitus in the patient. ... . If both Assertion and Reason are false.
Description : Assertion: ADH reduces chloride loss in Urine. Reason: ADH decreases water absorption.
Last Answer : Assertion: ADH reduces chloride loss in Urine. Reason: ADH decreases water absorption. A. If both ... false D. If both Assertion and Reason are false
Description : Assertion A: Intervention of undulations in the sea bed reduces the depth of wave at the section. Reason R: No wave can have a height greater than the depth of water through which it passes Select your answer based on ... of A (C) A is true but R is false (D) A is false but R is true
Last Answer : (A) Both A and R is true and R is correct explanation of A
Description : Assertion :- Disappearance of nuclear membrane is generally essential for karyokinesis Reason :- Forward movement of chromosomes is dependent on spind
Last Answer : Assertion :- Disappearance of nuclear membrane is generally essential for karyokinesis Reason :- Forward ... If both Assertion & Reason are false.
Description : According to Mendel’s law of segregation, what happens to chromosomes during meiosis?
Last Answer : According to mendel's law of segregation, what happens tochromosomes during meiosis is that, allele pairs do separateleaving each and every cell with a single allele for eachtrait.
Description : In meiosis, centromeres of chromosomes divide during-
Last Answer : In meiosis, centromeres of chromosomes divide during- A. anaphase of meiosis-II B. metaphase of meiosis ... of meiosis-I D. prophase of meiosis-II
Description : What happens to each pair of duplicated homologous chromosomes during meiosis 1?
Description : In Meiosis when the chromosomes first become visible in?
Description : Why is it necessary for meiosis to produce with fewer chromosomes?
Last Answer : If it did not, the chromosome number would double in eachgeneration.
Description : How do the chromosomes at the end of meiosis 1 compare with the chromosomes at the end of meiosis 2?
Last Answer : What is the answer ?
Description : What random distribution of homologous chromosomes during meiosis?
Description : In which stage of meiosis do homologous chromosomes separate?
Description : Which of the following statements is not true of two genes that show 50% recombination frequency? (a) The gene show independent assortment. (b) If the genes are present on the same chromo- some, they ... every meiosis. (c) The genes may be on different chromosomes. (d) The genes are tightly linked.
Last Answer : (b) If the genes are present on the same chromo- some, they undergo more than one cross-overs in every meiosis.
Description : In a test cross involving F1 dihybrid flies, more parental-type offspring were produced than the recombinant-type offspring. This indicates (a) the two genes are linked and present on the ... two genes are located on two different chromosomes (d) chromosomes failed to separate during meiosis.
Last Answer : (a) the two genes are linked and present on the same chromosome
Description : Meiosis II performs (a) separation of sex chromosomes (b) synthesis of DNA and centromere (c) separation of homologous chromosomes (d) separation of chromatids.
Last Answer : d) separation of chromatids.
Description : During meiosis I, the chromosomes start pairing at (a) zygotene (b) pachytene (c) diplotene (d) leptotene.
Last Answer : (a) zygotene
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 : Synapsis and crossing over of chromosomes occurs i which phases of meiosis? a) Interphase b) Prophase c) Meterphase d) Teleophase
Last Answer : ANSWER: B -- PROPHASE
Description : Assertion : Simple cuboidal epithelium is also called as germinal epithelium Reason : Cuboidal cells of gonads forms gametes
Last Answer : Assertion : Simple cuboidal epithelium is also called as germinal epithelium Reason : Cuboidal cells of ... . If both Assertion & Reason are false.
Description : Assertion : Simple columner epithelium is also called as Germinal epithelium. Reason : Columnar cells of gonads forms gametes .
Last Answer : Assertion : Simple columner epithelium is also called as Germinal epithelium. Reason : Columnar cells of ... D. If both Assertion & Reason are false.
Description : Why after cell division new cells are called as daughter cells not son cells? -Biology
Last Answer : answer:
Description : During mitosis, the eukaryotic cell nucleus splits in two, followed by division of the parent cell into two daughter cells. Mitosis progresses through five separate morphologically distinct phases. Name, in order, these five phases of mitosis.
Last Answer : Prophase, prometaphase, metaphase, anaphase, and telophase.
Description : In a diploid cell before S-phase quantity of DNA is 20 pico gram (pg) after meiosis I what will be the quantity of DNA in each daughter cell ?
Last Answer : In a diploid cell before S-phase quantity of DNA is 20 pico gram (pg) after meiosis I what will be the quantity of ... 10 pg B. 20 pg C. 5 pg D. 40 pg