Class 11 · Cell Cycle and Cell Division

Interphase Phases: G1, S, G2 — NEET Biology

✅ Asked in NEET 2024
✅ NEET 2024 PYQ · Asked 2 times

Following are the stages of cell division: 1. Gap 2 phase 2. Cytokinesis 3. Synthesis phase 4. Karyokinesis 5. Gap 1 phase Choose the correct sequence of stages:

Q1 of 2NEET 2024

Following are the stages of cell division: 1. Gap 2 phase 2. Cytokinesis 3. Synthesis phase 4. Karyokinesis 5. Gap 1 phase Choose the correct sequence of stages:

Q2 of 2NEET 2019

The correct sequence of phases of cell cycle is:

Answer & NCERT explanation

Correct answer: D E-C-A-D-B

The correct sequence of cell division stages follows the cell cycle: G1 phase (5) → S phase (3) → G2 phase (1) → Karyokinesis (4) → Cytokinesis (2). According to NCERT, interphase consists of G1, S, G2 phases followed by M phase which includes karyokinesis (nuclear division) and cytokinesis (cytoplasmic division). Option d: E-C-A-D-B represents this correct chronological order.

Read more NCERT concept on the PYQ

📖 NCERT Source

• G₁ phase (Gap 1) • S phase (Synthesis) • G₂ phase (Gap 2)

NCERT Biology · Class 11 · Chapter 10 · Paragraph 8
How NTA Uses This Concept

NTA tests students on the correct sequence and purpose of interphase phases. G1 (Gap 1) is the growth phase, S phase is when DNA replication occurs, and G2 (Gap 2) is the final preparation phase before mitosis. The common mistake students make is confusing the order or mixing up which phase involves DNA synthesis—many incorrectly think it happens in G1 or G2. Remember: G1 precedes DNA replication, S phase is exclusively for DNA replication (DNA content doubles), and G2 follows it. This is repeatedly tested because understanding interphase structure is fundamental to grasping cell division, and NEET questions often ask which phase a cell is in based on DNA content descriptions.

❓ Frequently Asked Questions
What does NCERT say about G phase Gap 1?
• G₁ phase (Gap 1) • S phase (Synthesis) • G₂ phase (Gap 2)
Has this concept appeared in NEET?
Yes — appeared in NEET 2024, 2019. Lists the three phases of interphase in order: G1, S, G2
Which chapter is this from?
Cell Cycle and Cell Division, Class 11 NCERT Biology.

Through deep analysis of NEET and NTA, 88 of 90 questions from the NEET 2026 paper were matched straight from the MedicNEET Biology question bank.

88/90
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MedicNEET's Biology question bank is built from the same NCERT lines NTA picks repeatedly. Not random MCQs — questions crafted exactly like NTA crafts them.

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