HS-LS3-1

Ask questions to clarify relationships about the role of DNA and chromosomes in coding the instructions for characteristic traits passed from parents to offspring.

  1. Animals

    Awake at Night

    Mutant fruit flies can get by with less sleep than these insects normally need.

    By Emily Sohn
  2. Genetics

    A butterfly’s new green glow

    Scientists have tweaked a butterfly's genes to make its eyes glow green.

    By Emily Sohn
  3. Genetics

    Baby swaps, crime scenes, and DNA testing

    By looking at animal DNA, investigators are solving crimes and conservationists are helping save endangered species.

    By Emily Sohn