Suppose You Use a Dissecting Microscope to Observe Organisms That

Multiple Choice

Suppose you use a dissecting microscope to observe organisms that have colonized discs of densely packed, fibrous wood (Masonite plates) that have been submerged in 6 inches of lake water for 8 weeks. You see insect cases (protective shelters) , insect larvae, and newly emerged insects with wings. You determine that you are looking at an insect species

A) that undergoes incomplete metamorphosis.
B) that undergoes complete metamorphosis.
C) with a body plan of radial symmetry.
D) with incomplete digestive tracts.