Match List-I with List-II

List-I List-II
(a) S phase
(b) G2 phase
(c) Quiescent stage
(d) G1 phase		 I. Proteins are synthesized
II. Inactive phase
III. Interval between mitosis and initiation of DNA replication
IV. DNA replication

Choose the correct answer from the options given below.

    (a) (b) (c) (d)

  • (iv) (i) (ii) (iii)

  • (ii) (iv) (iii) (i)

  • (iii) (ii) (i) (iv)

  • (iv) (ii) (iii) (i)

The centriole undergoes duplication during:

  • Metaphase

  • G2 phase

  • S-phase

  • Prophase

Which stage of meiotic prophase shows terminalisation of chiasmata as its distincitve feature?

  • Diakinesis

  • Pachytene

  • Leptotene

  • Zygotene

The fruit fly has 8 chromosomes (2n) in each cell. During the interphase of Mitosis if the number of chromosomes at G1 phase is 8, what would be the number of chromosomes after the S phase? 

  • 4

  • 32

  • 8

  • 16

In plant cell division, the formation of the new cell wall begins with the formation of a simple precursor called:
 
  • the cell plate that represents the middle lamella
  • the cell plate that represents the primary cell wall
  • the cleavage furrow that represents the middle lamella
  •   the contractile ring that represents the primary cell wall
Splitting of centromere occurs in:
 
  • Mitotic anaphase and Anaphase II
  • Mitotic anaphase and Anaphase I
  • Mitotic metaphase and Metaphase II
  • Mitotic metaphase and Metaphase I
Which of the following is not associated with mitosis?
 
  • Growth of multicellular living organisms
  • Restoration of effective nuclear/cytoplasmic ratio
  • Cell repair
  • Pairing of homologous chromosomes and crossing over
Between Telophase I and Prophase II:
 
  • The nuclear membrane disappears
  • DNA does not replicate
  • A tetrad of cells is formed
  • There is a long duration resting stage
Which of the following does not take place during diakinesis of Meiosis I?
  • Disappearnce of nucleolus
  • Decondensation of chromosomes
  • Nuclear envelope break down
  • assembly of meiotic spindle
Meiosis in sexually reproducing organisms creates new variations by shuffling the available genetic material and leads to the formation of a recombinant DNA which is created at:
  • Pachytene of Prophase I
  • Diplotene of Prophase I
  • Anaphase I of Meiosis I
  • Anaphase II of Meiosis II
What stage of prophase I of meiosis I:
a. is characterized by the visibility of chiasmata
b. can last for months and years in some vertebrate oocytes
 
  • Zygotene
  • Pachytene
  • Diplotene
  • Diakinesis
During which stage of the meiotic cell division does the centromere split leading to the separation of sister chromatids?
 
  • Metaphase I
  • Metaphase II
  • Anaphase I
  • Anaphase II
You want to study the morphology of chromosomes in a cell and you have selected a cell undergoing mitosis. Which stage will be the best for this purpose?
 
  • Late prophase
  • Metaphase
  • Anaphase
  • Telophase
A cell decides not to divide and enters the Quiescent Stage (G0) exiting the cell cycle from:
  • G1 phase
  • S phase
  • G2 phase
  • M phase
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