Lessons 1 - 2: Theories on the Origin of Life and Characteristics of Life Flashcards
Earth is ____ years old
4.5 Billion Years Old
Life appeared in earth ___ years ago
3.8 Billion Years Ago
Water and Atmosphere only appeared after
millions of years ago
Unicellular Organisms
Prokaryotic
Multicellular Organisms
Eukaryotic
Life can randomly appear from non-living things
Spontaneous Generation
Life came from living organisms
Biogenesis
Experimented regarding maggots
Francesco Redi
Swan Neck Experimentation
Louis Pasteur
Living organisms came from organic molecules and inorganic compounds
Abiogenesis
Mike-Urey Experiment (??)
Abiogenesis
A creator that created all forms on earth
Divine Creation Theory
bringing objects to existence
Creation
maintaing the existence overtime
Conservation
Living things are organized in ?
Hierarchy
Smallest unit of matter
Atom
Basic unit of life
Cell
Atoms-Molecule-Cell-Tissue- Organ-Body System-Organism-Population-Community-Ecosystem-Biosphere
Hierarchy
Nucleic Acids, Carbohydrates, Proteins, Lipids (Fats)
Biomolecules
To consume or eat something to produce energy
Living things metabolize
Chemical Process involving molecules of living organisms
Metabolism
Breaking the fasting; eating after 8-10 hours of fasting
Breakfast
Process in Metabolism
Anabolism and Catabolism
Catabolism
breaking down of molecules
Cellular Respiration
Complex molecules to simpler - produce energy
Building of Molecules; Photosynthesis
Anabolism
Living things respond to?
Stimuli
any change in the environment that causes an organism to react or respond (reflex - reaction - instinct - reasoning)
Stimulus
Living things grow and?
Develop
Increase in size and mass
Growth
Individuals entering stages of maturity
Development
Sudden growth in teenage years
Growth spurt
Living things can maintain what?
Homeostasis
ability to maintain internal balance which is crucial for the proper function and regulation of the organism
Homeostasis
Ability to produce an offspring
Living things Reproduce
Process of changing to survive specific environmental changes or conditions
Adaptation
Gradual change in living organisms’ response to changing environment
Evolution
Homo Erectus - Homo Sapiens - Humans
Monkey - Human (oo-aa)
Theory of Evolution
Robert Hooke
Cell THeory
Conied the term cell
Rpbert Hooke
Described as small compartments / rooms seen in a small cork
Cell/s
(Uni or Multi celllar)
Protists, Fungi
Unicellular
Prokaryotes
Do not have membrane bond organelles
(Uni or Multi celllar)
Plants and Animals
Multicellular
have membrane bond organelles
Eukaryotes
Plant cells
Schleiden
Animal Cells
Schwann
Cell Division
Virchow
A
B
C
All living things are organisms made up of cells
Basic unit of life are cells
Cells divide to form new cells
Viruses do not have DNA/CELLS therefore they are?
Non-living
Virus hijacked a cell; therefore, they are?
Living