HLTA02H3 Lecture Notes - Lecture 6: Osmoregulation, Somatic Cell, Peer Pressure
Document Summary
A distinct discipline, that informs medicine: epigenetics: the study of chemical modification of specific genes (or gene-associated proteins) of an organism. Epigenetic modifications can be inherited and are influenced by environmental factors. Organs: anatomically distinct structures, composed of two or more tissue types, each organ performs a specific physiological function within the body, examples: brain, stomach, liver, etc. Homeostasis: concept central to biology and physiology. This fluid provides nutrients and oxygen to sustain the life of each cell. Basic or pure science is the description and understanding of phenomena and can be applied to many areas. Applied science is the application of scientific principles to meet a specific, recognized need. The contribution of biology to health: biology is a scientific discipline that contributes to our understanding of the bodily processes and functions that keep us alive in various states of health.
