Search Results

Search Results

Showing 161-172 of 172 Resources
  • The Y Chromosome

    The Y Chromosome

    Animations

    (2 min 46 sec) The Y chromosome has been likened to a hall of mirrors because its sequence contains many sections that appear to be palindromes. These palindromes provide a clue to some interesting events that may have occurred during the course of the chromosome's evolution.

  • Transgenic Fly Virtual Lab

    Transgenic Fly Virtual Lab

    Virtual Labs

    The lab will familiarize you with the science and techniques used to make transgenic flies to study circadian rhythms.

  • The Drosophila Molecular Clock Model

    The Drosophila Molecular Clock Model

    Animations

    (7 min 35 sec) Watch these animations display the dynamic orchestration of the molecular events of the Drosophila biological clock.

  • The Mammalian Molecular Clock Model

    The Mammalian Molecular Clock Model

    Animations

    (3 min 41 sec) This animation shows the molecular interactions involved in the negative feedback loop responsible for circadian rhythms in mammals.

  • Bacterial Identification Virtual Lab

    Bacterial Identification Virtual Lab

    Virtual Labs

    This virtual lab will familiarize you with the science and techniques used to identify different types of bacteria based on their DNA sequences.

  • Recombination of Viral Genome

    Recombination of Viral Genome

    Animations

    (3 min 5 sec) When two different strains of influenza infect a single cell, their genetic material can mix freely, resulting in a new third strain of influenza.

  • Cardiology Virtual Lab

    Cardiology Virtual Lab

    Virtual Labs

    NEW! HTML 5 support added! This virtual lab will familiarize you with heritable diseases of the heart. Learn about the diagnostic tools used to examine and diagnose patients.

  • Structure and Function of Telomeres

    Structure and Function of Telomeres

    Click & Learn

    This mini-lesson covers the research on telomeres that has happened since the 1995 Holiday Lectures.

  • RNA Diversity

    RNA Diversity

    Click & Learn

    RNA is an information molecule that can also function as an enzyme. Learn about the many different forms that RNA can take.

  • RNA Interference

    RNA Interference

    Click & Learn

    RNA interference is an exciting new research tool for shutting down genes. It could also yield new medical treatments.

  • Enzymes That Are Not Proteins: The Discovery of Ribozymes

    Enzymes That Are Not Proteins: The Discovery of Ribozymes

    Clips

    (19 min 4 sec) Listen to past HHMI President Dr. Thomas Cech discussing his Nobel Prize-winning discovery of RNA's catalytic properties.

  • RNA Folding

    RNA Folding

    Animations

    (33 sec) Since RNA is single-stranded, it can fold upon itself and form structures that are protein-like in both appearance and functionality.

Refine Results

Narrow your choices by selecting areas below.

Topics

Extended Filters