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Evolution Movie 1

Scientists

QuestionAnswer
Living things come from other living things biogenesis
living things come from non living things spontaneous generation
used meat in jars to disprove spontaneous generation Redi
used broth in sealed flasks to disprove spontaneous generation Spallanzani
used broth in a curved neck flask to disprove spontaneous generation Pasteur
Place the scientists in order: Spallanzani, Redi, Pasteur Redi, Spallanzani, Pasteur
Who disproved spontaneous generation? Pasteur
Do organisms spontaneously generate? No
Did spontaneous generation ever occur? Yes
When did spontaneous generation of the first life form occur? 3.5 billion years ago
What was the first organism Prokaryotic cell
What type of cell has a nucleus and organelles? Eukaryotic cell
Who developed the Primordial Soup Hypothesis? Oparin and Haldane
Whod developed the Endosymbiont Theory? Margulis
"chemical conditions on early earth allowed for the spontaneous generation of the first life form" Primordial Soup Hypothesis
Did early earth have oxygen gas in the atmosphere? No
Who confirmed the Primordial Soup Hypothesis with an experiment the recreated conditions of early earth? Miller and Urey
These are non living membranes found in nature coacervates
When did eukaryotes evolve? 1.8 billion years ago
What organelles support the Endosymbiont theory because they have double membranes and their own DNA? chloroplast and mitochondria
When did multicellular organisms evolve? 600 million years ago
"Change over time" evolution
a group of organisms living together and sharing some functions colonial organism
How many species are known to exist today? 2 million
Who did their work in the mid 1600s? Redi
Who did their work in the mid 1700s? Spallanzani
Who did their work in the mid 1800s? Pasteur
Who did their work in the 1920s? Oparin and Haldane
Who did their work in the 1950s? Miller and Urey
Who did their work in the 1960s? Margulis
Created by: Mrs. Bridgman
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