Life science : Chemistry of life
Important terms:
★ Atoms form the most basic level of organization.
★ Atoms combine to form molecules.
★ Molecules and atoms together form the structure that cells consist of, organelles.
★ Organelles forms a living unit that can perform all functions of life, Cell
★ A group of cells for Tissue
★ Tissues that work together are Organs
★ Organs join in systems and function together, Organ System
★ An organism consists of a number of organ systems working together
Organic compounds:
1. Generally have their origin in living organisms
2. Contain large amounts of carbon atoms
3. Usually large and complex molecules
4. Combustible in oxygen to form carbon dioxide
Inorganic compounds:
1. Do not have living origins
2. Do not contain carbon
3. Are elements and simple molecules
4. Usually do not burn in oxygen
More important terms:
Metabolism - the sum of all chemical reactions in a living body
Anabolism - building up of compounds
Catabolism - breaking down of compounds
Stimulus - change in environment
Important terms:
★ Atoms form the most basic level of organization.
★ Atoms combine to form molecules.
★ Molecules and atoms together form the structure that cells consist of, organelles.
★ Organelles forms a living unit that can perform all functions of life, Cell
★ A group of cells for Tissue
★ Tissues that work together are Organs
★ Organs join in systems and function together, Organ System
★ An organism consists of a number of organ systems working together
Organic compounds:
1. Generally have their origin in living organisms
2. Contain large amounts of carbon atoms
3. Usually large and complex molecules
4. Combustible in oxygen to form carbon dioxide
Inorganic compounds:
1. Do not have living origins
2. Do not contain carbon
3. Are elements and simple molecules
4. Usually do not burn in oxygen
More important terms:
Metabolism - the sum of all chemical reactions in a living body
Anabolism - building up of compounds
Catabolism - breaking down of compounds
Stimulus - change in environment
