What then, my friend is life? Flashcards
What are the shared 5 Fundamental Characteristics?
Made of Cells
Reproduction
Information
Energy
Evolution
What are the Properties of Life?
Order- Cellular Structure
Sensitivity- Information
Growth & Develop- Reproduction and Evolution
Homeostasis/Regulation- Information
Energy Processing- Energy
What are the 3 Theories regarding shared characteristics?
Cell Theory
Chromosome Theory
Evolution Theory
What is Biology?
This is the science that studies life
What are cells?
Organelles that are membrane bound
How did Cells become to be?
Cell Theory: All organisms are made of cells and all cells come from pre-existing cells.
What is Reproduction?
All organisms are capable of reproduction either Asexual, Sexual and Binary Fission for life on Earth to continue.
How is the information for making diverse organisms stored and transmitted?
Chromosome Theory of Inheritance: Genes are found at specific locations on chromosomes
What information allows organisms to survive?
All organisms have responses to stimuli, growth and development and homeostasis which is hereditary information encoded in genes that provide specific instructions as well as information from environment.
What is Energy and where is it acquired?
It is the energy currency of the cell and the ability to do work which all organisms acquire and use.
It comes from ATP and is important for diversification.
When does Evolution occur?
Evolution Theory: Populations are constantly evolving .
Due to adaptations as environment changes, natural selection causing characteristics to track the changes.
Are Viruses alive?
Viruses are not alive because they are not made of cells
What is the order of levels of organization of living things?
Atoms, Molecules, Macromolecules, Organelles, Cells, Tissues, Organs, Organ System, Organism, Population, Community, Ecosystem, Biosphere
