Why plants grow towards the light. 1  Botany: A Stem's 'Sense of Self' Contributes to Shape. 2  Scientists Discover C4 Photosynthesis Boosts Growth by Altering Size, Structure of Plant Leaves, Roots. 3  Cellulose Goes Off the Rails: Without Microtubule Guidance, Cellulose Causes Changes in Organ Patterns During Growth.
Tasting hairs on the legs of a roach can not only help it determine a food source, but help it avoid pesticides as well. Glycocides -- poison baits mixed with glucose -- were traditionally used to dose the sweet-loving cockroach with lethal toxins.
Cockroaches have flat, oval-shaped bodies. The bodies of cockroaches are oily to the touch and may be cool or warm, depending on the temperature of their environment. The head of a cockroach is small and is covered by a shield-like pronotum.Cockroaches have six long, spiny legs that allow them to run quickly across almost any surface.he bodies of cockroaches are oily to the touch and may be cool or warm, depending on the temperature of their environment. The head of a cockroach is small and is covered by a shield-like pronotum. Cockroaches have six long, spiny legs that allow them to run quickly across almost any surface.