Lesson 1 Flashcards
Oparin-Haldane Hypothesis
Alexander Oparin & J. B. S. Haldane
Lifefromnonliving
chemicals
Abiogenesis
electric spark + gases
Amino acids
Abiogenesis
◍ Life could have started in high- pressure and high- temperature environments
Robert hazen
were naturally selected by the conditions of their environment
Autotrophs and heterotrophs
Autotrophy started with
Photosynthesis
organisms developed metabolic pathways that used oxygen to recover energy from the products of photosynthesis
Aerobic respiration
allowed for the development of new features in eukaryotic cells
Endosymbiosis
Chemical uniqueness
Lipids
Nucleic acids
Carbohydrates
Proteins
involves union of egg cell and sperm cell
Sexual
Involves body parts
Asexual
Two types of reproduction
Sexual
Asexual
sum total of the chemical processes in the body
Metabolism
Two types of metabolism
Catabolism
Anabolism
Breaking down
Catabolism
Building up
Anabolism
No organism is an island.”
Environmental interaction
Accurate and regulated motions done by organisms and their parts
Movement
Worm to butterfly
Growth and development
Cellular level
Tissue level
Organ level heart
Organ system level
Organism level
Complexity and Hierarchical Organization
