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Why is DNA replication considered semiconservative?
A
Each new DNA molecule consists of two new strands.
B
Each new DNA molecule consists of two old strands.
C
Each new DNA molecule consists of one old strand and one new strand.
D
Each new DNA molecule is identical to the original DNA molecule.
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1
Understand the concept of DNA replication: DNA replication is the process by which a cell duplicates its DNA before cell division.
Learn about the semiconservative model: In semiconservative replication, each of the two new DNA molecules contains one strand from the original DNA molecule and one newly synthesized strand.
Visualize the process: Imagine the original DNA double helix unwinding, with each strand serving as a template for the formation of a new complementary strand.
Recognize the significance: The semiconservative nature of DNA replication ensures genetic consistency, as each new DNA molecule retains one strand from the parent molecule.
Connect to the correct answer: The statement 'Each new DNA molecule consists of one old strand and one new strand' accurately describes semiconservative replication.