Caffeine
(Science: chemical) a xanthine derivative that elevates camp levels in cells by inhibiting phosphodiesterases.
A bitter alkaloid found in coffee and tea that is responsible for their stimulating effects.Caffeine is a diuretic that stimulates the central nervous system, and can be found in cocoa beans.
ATP is the energy source that is typically used by an organism in its daily activities. The name is based on its structu..
This tutorial looks at the adaptations of freshwater plants for them to thrive in still water habitats. Familiarize your..
Plants produce hormones to regulate their growth. Auxins, for instance, influence plant growth. Know the role of auxin i..
Meet some of New Zealand's unique fauna, including endemic insects, frogs, reptiles, birds, and mammals, and investigate..
Ferns and their relatives are vascular plants, meaning they have xylem and phloem tissues. Because of the presence of va..
Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..
