The basic Celtic Cross is a symbol comprising a conventional cross with a ring around the intersection of the stem and the arms (as per the more elaborate example above).
Biomedical science includes any course of scientific study related to biology as it affects health care. It includes classes such as physiology, anatomy, epidemiology, biochemistry, nutrition and kinesiology. Biomedical sciences are the foundation of knowledge for all health care professionals.
Physical science is an encompassing term for the branches of natural science and science that study non-living systems, in contrast to the life sciences. However, the term physical creates an unintended, somewhat arbitrary distinction, since many branches of physical science also study biological phenomena.otany, plant science, or plant biology is a branch of biology that involves the scientific study of plant life. Botany covers a wide range of scientific disciplines including structure, growth, reproduction, metabolism, development, diseases, chemical properties, and evolutionary relationships among taxonomic groups.