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This four-part animation series explores the biology of the virus SARS-CoV-2, which has caused a global pandemic of the disease COVID-19.

This video provides an overview of the types of genes that, when mutated, can lead to the development of cancer.

This film tells the story of the scientists and the evidence involved in one of the most important scientific quests of the 20th century: the discovery of the structure of DNA.

This film explores how gene duplications and mutations have led to remarkable physiological adaptations in Antarctic fish.

This animation shows how a mutation that allows adult humans to digest milk can be lost or spread under different circumstances.

This animation shows how a variety of proteins interact to regulate the transcription of eukaryotic DNA into RNA.

This animation shows how dengue virus infects a cell and replicates itself with the help of its host’s cellular machinery.

This animation explores the chemical components and bonds of the nucleotides that make up DNA.

This animation describes PCR, a standard laboratory technique for making many copies of a specific DNA sequence.

This animation shows how a medication called AZT, which is a reverse transcriptase inhibitor, can be used to treat HIV/AIDS.

This animation describes the typical ratios of bases in DNA.

This animation describes how only a small part of the human genome directly codes for proteins.