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Cell Cycle and Cell Division · Question 7

NEET (UG) 2024MCQEasy📈 Topic in 75% papers+4−1
1

Given below are two statements: In the light of the above statements, choose the correct answer from the options given below:

  1. Both Statement I and Statement II are true
  2. Both Statement I and Statement II are false
  3. Statement I is true but Statement II is false
  4. Statement I is false but Statement II is true

Answer

(1) Both Statement I and Statement II are true

Solution

Statement I is true: during leptotene the chromosomes become gradually visible under the light microscope.

Statement II is true: the beginning of diplotene is recognised by the dissolution of the synaptonemal complex, after which the bivalents start separating except at the chiasmata.

Answer: (1)

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2

Following are the stages of cell division : Choose the correct sequence of stages from the options given below :

  1. C-E-D-A-B
  2. E-B-D-A-C
  3. B-D-E-A-C
  4. E-C-A-D-B
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3

Match List I with List II : Choose the correct answer from the options given below

  1. A-IV, B-II, C-III, D-I
  2. A-I, B-II, C-IV, D-III
  3. A-II, B-IV, C-I, D-III
  4. A-IV, B-III, C-II, D-I
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4

Recombination between homologous chromosomes is completed by the end of

  1. Diakinesis
  2. Zygotene
  3. Diplotene
  4. Pachytene
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5

Match List-I with List-II. Choose the correct answer from the options given below :

  1. A-III, B-I, C-IV, D-II
  2. A-II, B-I, C-III, D-IV
  3. A-III, B-I, C-II, D-IV
  4. A-II, B-III, C-IV, D-I
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6

Match List-I with List-II. Choose the correct answer from the options given below:

  1. A-IV, B-II, C-III, D-I
  2. A-I, B-III, C-IV, D-II
  3. A-I, B-I, C-III, D-IV
  4. A-II, B-IV, C-I, D-III
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7

The process of appearance of recombination nodules occurs at which sub stage of prophase I in meiosis?

  1. Pachytene
  2. Diplotene
  3. Diakinesis
  4. Zygotene
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8

Which of the following stages of meiosis involves division of centromere?

  1. Metaphase II
  2. Anaphase II
  3. Telophase
  4. Metaphase I
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9

Among eukaryotes, replication of DNA takes place in :

  1. S phase
  2. G1 phase
  3. G2 phase
  4. M phase
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10

Match List I with List II: Choose the correct answer from the options given below :

  1. A-IV, B-II, C-I, D-III
  2. A-IV, B-I, C-II, D-III
  3. A-II, B-IV, C-I, D-III
  4. A-III, B-II, C-IV, D-I
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11

Select the correct statements. Choose the correct answer from the options given below:

  1. B and D only
  2. A, C and E only
  3. B and E only
  4. A and C only
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