Ages

Introduction

Summary

DNA’s replication: three levels of observation:

• uncondensed chromosomes during the S phase.
• The DNA molecule double helix.
• nucleotide sequences.

Goals

• To understand the replication of DNA.

Features

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Student sheet

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Tags

replication DNA chromosome s-phase double-helix double helix molecule nucleotide sequence chromatid bubble fork nitrogen-containing nitrogen containing base guanine cytosine adenine thymine DNA polymerase complex deoxyribose phosphate group backbone hydrogen bonding phosphodiester bond centromere