The larvae of some insects are merely small versions of the adult, whereas the larvae of other insects look completely different from adults, eat different foods, and may live in different habitats. Which of the following most directly favors the evolution of the latter, more radical, kind of metamorphosis?
A) natural selection of sexually immature forms of insects
B) changes in the homeobox genes governing early development
C) the evolution of meiosis
D) the development of an oxidizing atmosphere on Earth
Bayliss and Starling discovered the mechanism by which the small intestine and pancreas work togethe
An adult male killer whale with its characteristic tall dorsal fin swims in the waters near Tysfjord
The pubic symphysis of the pelvis is useful for estimating age in the adult skeleton.
Small Town USA: Struggling to Survive
Pharmacology of the older adult can be challenging due to physiological changes that occur with ...