GIZMOS Student Exploration: Building DNA

Vocabulary: double helix, DNA, DNA helicase, DNA polymerase, enzyme, mutation,
nitrogenous base, nucleotide, replication
Prior Knowledge Questions (Do these BEFORE using the Gizmo.)
DNA is an incredible molecule that forms the basis of life on Earth. DNA molecules contain
instructions for building every living organism on Earth, from the tiniest bacterium to a massive
blue whale. DNA also can make copies of itself. This allows living things to grow and reproduce.
1. What is the current model of DNA termed?

2. What do you think is meant by the concept of semi-conservative DNA
replication?

Gizmo Warm-up
The Building DNA Gizmo allows you to construct a DNA
molecule and go through the process of DNA replication.
1. Look on the right side of the Gizmo. What is the name
for the basic building block of DNA and what are its
components?

2. How many different nitrogenous bases do you see? What do the letters stand

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jordancarter 6 months ago

This study guide is clear, well-organized, and covers all the essential topics. The explanations are concise, making complex concepts easier to understand. It could benefit from more practice questions, but overall, it's a great resource for efficient studying. Highly recommend!

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