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?
1. 4
2. 32
3. 8
4. 16
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich stage of meiotic prophase shows terminalisation of chiasmata as its distincitve feature?
(1) Diakinesis
(2) Pachytene
(3) Leptotene
(4) Zygotene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe centriole undergoes duplication during:
(1) Metaphase
(2) G2 phase
(3) S-phase
(4) Prophase
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch 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)
1. (iv) (i) (ii) (iii)
2. (ii) (iv) (iii) (i)
3. (iii) (ii) (i) (iv)
4. (iv) (ii) (iii) (i)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following stages of meiosis involves division of centromere?
(1) Anaphase II
(2) Telophase II
(3) Metaphase I
(4) Metaphase II
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the following events that occur in their respective phases of cell cycle and select the correct option :
(a) G 1 phase (i) Cell grows and organelle duplication
(b) S phase (ii) DNA replication and chromosome duplication
(c) G 2 phase (iii) Cytoplasmic growth
(d) Metaphase in M-phase (iv) Alignment of chromosomes
1. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
2. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
3. (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)
4. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDuring Meiosis 1, in which stage synapsis takes place?
1. Pachytene
2. Zygotene
3. Diplotene
4. Leptotene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAttachment of spindle fibers to kinetochores of chromosomes becomes evident in :
1. Anaphase
2. Telophase
3. Prophase
4. Metaphase
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology