Science: Fly's Eye

Drosophila melanogaster is the fancy name for the common fruit fly (or vinegar fly), and Thomas Hunt Morgan of California Institute of Technology is the man who made Drosophila famous. For several decades Dr. Morgan, a Nobel Prizewinner, and his numerous co-workers charted the locations of genes on the fruit fly's chromosomes.

Chromosomes are visible, but no man can swear that he has ever seen a gene. High magnifications have shown distinct segments along the chromosome's length, but it is not certain whether these are bundles of genes, or whether the genes occupy spaces between the segments. It...

Want the full story?

Subscribe Now

Subscribe
Subscribe

Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on TIME.com

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!