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5.Molecular Basis of Inheritance
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Definitions/Explanation : Heterochromatin & Semiconservative $DNA$ replication

 

Option A
Option B
Option C
Option D

Solution

$(1)$ The chromatin that is more densely packed and stained dark are called Heterochromatin. It is inactive.

$(2)$ The two of $DNA$ strands would separate and act as a template for the synthesis of new complementary strands. After the completion of replication, each $DNA$ molecule would have one parental and one newly synthesized strand. This scheme was termed as semiconservative $DNA$ replication.

Standard 12
Biology

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