Class 12 · Evolution

Biochemical Similarities as Evidence of Evolution — NEET Biology

🔥 Predicted for NEET 2027
📖 NCERT Source

In the same time of argument, similarities in proteins and genes performing a given function among diverse organisms give clues to common ancestry. These biochemical similarities point to the same shared ancestry as structural similarities among diverse organisms.

📐See NCERT Figure 6.3 for the diagram.
NCERT Biology · Class 12 · Chapter 6 · Paragraph 16
Why This May Be Tested in NEET 2027

Adjacent to a frequently-asked paragraph in the same chapter.

Practice This Concept
QuestionPredicted for NEET 2027

Q8. Which of the following supports molecular evidence for evolution?

📖 Solution & NCERT Explanation
View solution & NCERT explanation

Correct answer: D Biochemical similarities

Biochemical similarities in proteins and genes across species point to shared ancestry.

❓ Frequently Asked Questions
What does NCERT say about same time argument similarities?
In the same time of argument, similarities in proteins and genes performing a given function among diverse organisms give clues to common ancestry. These biochemical similarities point to the same shared ancestry as structural similarities among diverse organisms.
Has this concept appeared in NEET?
High probability for NEET 2027. Adjacent to a frequently-asked paragraph in the same chapter.
Which chapter is this from?
Evolution, Class 12 NCERT Biology.

Through deep analysis of NEET and NTA, 176 of the 180 ReNEET 2026 (June 21) questions were already in the MedicNEET question bank before the exam.

176/180
of the ReNEET 2026 paper (all subjects) was already in the MedicNEET question bank

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.

176 of 180 ReNEET 2026 questions traced to MedicNEET17,000+ Biology questionsHindi + English
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