Fruit fly (Drosophila melanogaster) undergo 3 instar stages before pupation. Pupation occurs approximately 100 hours after egg laying at 25 degrees celsius. This is an SEM of a 2nd to 3rd instar larva. Magnification 50x.
April 22nd, 2019
Viewed 10 Times - Last Visitor from Beverly Hills, CA on 06/24/2019 at 4:37 AM