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NEET BIOLOGYMedium

Match List-I with List-II:

List-I A. Alfred Hershey and Martha Chase B. Euchromatin C. Frederick Griffith D. Heterochromatin

List-II I. Streptococcus pneumoniae II. Densely packed and dark-stained III. Loosely packed and light-stained IV. DNA as genetic material confirmation

A

A-IV, B-III, C-I, D-II

B

A-I, B-II, C-IV, D-III

C

A-IV, B-II, C-I, D-III

D

A-I, B-III, C-IV, D-II

Step-by-Step Solution

According to the textbook:

  • Alfred Hershey and Martha Chase (A) provided unequivocal proof that DNA is the genetic material using bacteriophages (IV) .
  • Euchromatin (B) is the region of chromatin that is loosely packed and stains light (III) .
  • Frederick Griffith (C) conducted experiments with Streptococcus pneumoniae to propose the 'transforming principle' (I) .
  • Heterochromatin (D) is the chromatin that is more densely packed and stains dark (II) .
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