Chemotherapy
(Science: pharmacology, oncology) The treatment of disease by means of chemicals that have a specific toxic effect upon the disease producing microorganisms (antibiotics) or that selectively destroy cancerous tissue (anticancer therapy).
Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designe..
Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory res..
The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..
Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig ..
