NATS 1610 Lecture Notes - Lecture 2: Cellular Respiration, Histology, Homeostasis
13 Sep 2017
School
Department
Course
Professor
Document Summary
Lecture 2 the organization of the living body. Definitions the science of structure and the relationships among structures. Ways in which individual components are structurally and functionally related the science of the microscopic structure of biological material the science of body functions structure of a part determines how it will function. The human body is a collection of atoms that are held together by chemical bonds. The atoms and the energy to form the chemical bonds that hold the atoms together come from the environment. Need to add new molecules to body structures as previously existing molecules are lost, used up, or destroyed. Raw materials that make up the body. Oxygen, water to enable various metabolic processes. From other living things, the atmosphere, the earth. Energy - from sunlight and chemical reactions. So the body is dependent on the environment & the other species within it.
