Description : During mitosis ER and nucleolus begin to disappear at
Last Answer : During mitosis ER and nucleolus begin to disappear at A. Early prophase B. Late prophase C. Early metaphase D. Late metaphase
Description : The period of cell division when the nuclear envelop and nucleolus totally disappear is called a. Prophase b. Metaphase c. anaphase d. telophase
Last Answer : Metaphase
Description : A stage of mitosis is shown in the diagram. Which stage is it and what are its characteristics? (a) Metaphase - Spindle fibers attached to kinetochores, centromeres split and chromatids ... chromatids separate and start moving away. (d) Late prophase - Chromosomes move to spindle equator.
Last Answer : (b) Metaphase - Chromosomes moved to spindle equator, chromosomes made up of two sister chromatids.
Description : The given figure is the representation of a certain event at a particular stage of a type of cell division. Which is this stage? (a) Prophase I during meiosis (b) Prophase II during meiosis (c) Prophase of mitosis (d) Both prophase and metaphase of mitosis
Last Answer : (a) Prophase I during meiosis
Description : Which of the following is not a correct combination? (a) Prophase, metaphase, anaphase, telophase (b) Leptonema, zygonema, pachynema, diplonema (c) Diplonema, anaphase I, telophase I, mitosis (d) Prophase II, metaphase II, anaphase II, telophase II
Last Answer : Ans:(c)
Description : A cell cycle consists of (a) Mitosis and meiosis (b) GI, the Sphase, and G2 (c) Prophase, metaphase, anaphase and telophase (d) Interphase and mitosis
Last Answer : Ans:(d)
Description : Select the correct option with respect to mitosis. (a) Chromatids separate but remain in the centre of the cell in anaphase. (b) Chromatids start moving towards opposite poles in telophase. (c ... . (d) Chromosomes move to the spindle equator and get aligned along equatorial plate in metaphase.
Last Answer : (d) Chromosomes move to the spindle equator and get aligned along equatorial plate in metaphase.
Description : In mitosis, nuclear envelope and nucleolus disappear during
Last Answer : In mitosis, nuclear envelope and nucleolus disappear during A. Zygotene B. Pachytene C. Diakinesis D. Metaphase - I
Description : Which stages of cell division do the following figures A and B represent respectively? Fig. A Fig. B (a) Metaphase Telophase (b) Telophase Metaphase (c) Late anaphase Prophase (d) Prophase Anaphase
Last Answer : (c) Late anaphase Prophase
Description : Colchicines prevent the spindle formation during: (a) Prophase (b) Metaphase (c) Anaphase (d) Telophase
Last Answer : Ans. ((b))
Description : During gamete formation, the enzyme recombinase participates during (a) metaphase I (b) anaphase II (c) prophase I (d) prophase II
Last Answer : (c) prophase I
Description : During gamete formation, the enzyme recombinase participates during (1) Prophase-II (2) Metaphase-I (3) Anaphase-II (4) Prophase-I
Last Answer : (4) Prophase-I
Description : What is the difference between a prophase and a metaphase?
Last Answer : A: Prophase is the first stage of mitosis, during which the chromatin condenses into visible chromosomes, while metaphase is the stage during which the chromosomes align along the center of the cell.
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 : Azides and cyanide inhibit: (a) Metaphase (b) Prophase (c) Anaphase (d) Telophase
Description : Morphology of Chromosomes can be best studied at - (1) Interphase (2) Prophase (3) Metaphase (4) Zygotene
Last Answer : (3) Metaphase Explanation: The morphology of the chromosomes can be distinctly studied at metaphase stage of cell division because at this stage chromosomes are in highly condensed ... constriction (centromere), Secondary constriction (nucleolar organizer), satellite, telomere, and chromosmere.
Description : . The stage in which each centromere divides is called a. Prophase b. Metaphase c. anaphase d. telophase
Last Answer : anaphase
Description : The chromatids become visible in a. interphase b. prophase c. anaphase d. metaphase
Last Answer : prophase
Description : Which of the following represents the best stage to view the shape, size and number of chromosomes? (a) Prophase (b) Metaphase (c) Interphase (d) Telophase
Last Answer : (b) Metaphase
Description : If you are provided with root-tips of onion in your class and are asked to count the chromosomes, which of the following stages can you most conveniently look into? (a) Metaphase (b) Telophase (c) Anaphase (d) Prophase
Last Answer : (a) Metaphase
Description : Morphology of Chromosomes can be best studied at (1) Interphase (2) Prophase (3) Metaphase (4) Zygotene
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 : Which of the following ribosomes are engaged in protein synthesis in animal cell? (a) Ribosomes which occur on nuclear membrane and ER (b) Ribosomes of only cytosol (c) Ribosomes of only nucleolus and cytosol (d) Ribosomes of only mitochondria and cytosol
Last Answer : (a) poleward movement
Description : Which of the following is not a characteristic feature during mitosis in somatic cells? (a) Chromosome movement (b) Synapsis (c) Spindle fibres (d) Disappearance of nucleolus
Last Answer : (b) Synapsis
Description : In a somatic cell cycle, DNA synthesis takes place in (a) G1 phase (b) prophase of mitosis (c) S-phase (d) G2 phase.
Last Answer : (c) S-phase
Description : At what stage of cell division does nucleolus almost disappear ?
Last Answer : The nucleolus is almost extinct during the pro-metaphase phase of cell division.
Description : At what stage does nucleolus disappear ?
Last Answer : : The nucleolus disappears during the metaphase phase of cell division.
Description : Number of chromatids at metaphase is (a) two each in mitosis and meiosis (b) two in mitosis and one in meiosis (c) two in mitosis and four in meiosis (d) one in mitosis and two in meiosis.
Last Answer : (a) two each in mitosis and meiosis
Description : Describe the metaphase of Mitosis
Last Answer : Ans: Metaphase is the second stage of karyokinesis of mitosis. In this the karyotype of an organism is determined. In this the spindle is totally organized. Chromosomes are in highly condensed ... artifact). The chromatids of chromosomes and the kinetochores of centromere are clearly visible.
Description : As mitosis (pron: mie-TOE-sis) begins, the structure in the nucleus that disappears is the: a) spindle b) nucleolus (pron: new-klee-O-lus) c) chromatid (pron: KROME-a-tid) d) centromere (pron: SEN-tro-meer)
Last Answer : ANSWER: B -- NUCLEOLUS
Description : Why did Japan begin an aggressive policy of imperialism in the late 19th and early 20th centuries?
Last Answer : Need answer
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 : During which phase of mitosis Cytokinesis begin?
Last Answer : Telophase
Description : What phase of mitosis in which the chromosomes begin to uncoil and form chromatin?
Description : What happens to the chromosomes during prophase? -Biology
Last Answer : answer:
Description : What happens to the nuclear membrane during prophase? -Biology
Description : A cell examined during prophase of cell cycle contained 100 units of DNA and 50 chromosomes. What would be the number of DNA and chromosome in anaphas
Last Answer : A cell examined during prophase of cell cycle contained 100 units of DNA and 50 chromosomes. What ... & 100 chromosomes D. 50 DNA & 25 chromosomes
Description : At what stage of the cell cycle are histone proteins synthesized in a eukaryotic cell? (a) During G2 stage of prophase (b) During S-phase (c) During entire prophase (d) During telophase
Last Answer : (b) During S-phase
Description : At what time during a patient's hospital stay does discharge planning begin? a) Admission To prepare for early discharge and the possible need for follow-up in the home, discharge planning begins with ... and agencies in the planning process and is not relegated to a specific day of hospital stay.
Last Answer : a) Admission To prepare for early discharge and the possible need for follow-up in the home, discharge planning begins with the patient’s admission.
Description : Why did towns begin to grow in the late Middle Ages?
Description : What motivated Japan to begin creating an empire in late 19th century?
Last Answer : Japan's armed forces initially achieved large-scale military successes during the Second Sino-Japanese War (1937–1945) and the Pacific War. ... In 1947, with American involvement, a new constitution was enacted, officially bringing the Empire of Japan to an end.
Description : What happens to the chromosomes during metaphase? -Biology
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 : What star shaped structure radiates from each centriole during metaphase?
Description : Segregation of Mendelian factors (no linkage, no crossing over) occurs during (a) anaphase I (b) anaphase II (c) diplotene (d) metaphase I.
Last Answer : a) anaphase I
Description : During cell division in apical meristem, the nuclear membrane appears in (a) telophase (b) cytokinesis (c) metaphase (d) anaphase.
Last Answer : (a) telophase
Description : If you were in your late teens or early twenties during the Carter recession, what was it like for you?
Last Answer : I remember people standing in line for a job at McDonald’s. Then I moved to California (looking for work) and there were job applications on the place-mats in McDonald’s. I guess California recovered a lot faster than Oregon.
Description : Mr. Grumper grumbles about bad time-keeping trains like everybody else. On one particular morning he was justified, though. The train left on time for the one hour journey and it arrived 5 minutes late. ... did on the morning journey, was the station clock fast or slow, and by how much? -Riddles
Last Answer : The station clock is 3 minutes fast. The morning journey took 65 minutes, and the evening journey therefore took 52 minutes, and the train arrived 57 minutes after it should have left, that is, 3 minutes early.
Description : Vine of crop of bottle gourd is not staked during: a. Summer season b. Rainy season c. Early season d. Late season
Last Answer : Summer season
Description : . DNA replication in bacteria occurs (a) within nucleolus (b) prior to fission (c) just before transcription (d) during S phase.
Last Answer : (b) prior to fission