spontaneous generation
: ancient belief: life can arise from nonliving matter
Key scientists of spontaneous generation
: Francesco Redi, John Needham, Lazzaro Spallanzani
Francesco Redi
: This scientist disproved spontaneous generation by showing that maggots do not
spontaneously arise from ...
1 | P a g e Microbiology UTA 2460 Chapter 3 Correctly Answered Questions | UpToDate | Already Graded A+ spontaneous generation 🗸🗸🗸: ancient belief: life can arise from nonliving matter Key scientists of spontaneous generation 🗸🗸🗸 : Francesco Redi, John Needham, Lazzaro Spallanzani Francesco Redi 🗸🗸🗸 : This scientist disproved spontaneous generation by showing that maggo ts do not spontaneously arise from decaying meat. John Needham 🗸🗸🗸 : Believed there was a life force that caused spontaneous generation Lazzaro Spallanzani 🗸🗸🗸 : replicated redi and needham's experiments, disproved of spontaneous generation Louis Pasteur 🗸🗸🗸 : Disproved of spontaneous generation, swan neck experiment (won Alhumbert prize) 2 | P a g e Modern Cell Theory 🗸🗸🗸 : All living organisms are composed of one or more cells 2 Basic Tenents of Modern Cell Theory 🗸🗸🗸 : 1. Cell is a basic unit of structure 2. All cells come from existing cells (recall spontaneous generation) People of Cell Theory: Tenet 1 🗸🗸🗸 : 1. Robert Hooke - cork tissue 2. Matthias Schleiden - plant tissue 3. Theodor Schwann - compared plant and ani mal cells People of Cell Theory: Tenet 2 🗸🗸🗸 : 1. Robert Remak - cells come from other cells (i.e. cell division) 2. Rudolf Virchow -published Cellular Pathology (all cells arise from cells) Endosymbiotic Theory 🗸🗸🗸 : Origin theory about cellular st ructures (how Mitochondria and chloroplasts were originally prokaryotic cells) 3 | P a g e Famous scientist: Konstantin Mereschkowski, Ivan Wallin, Lynn Margulis Konstantin Mereschkowski (1905) 🗸🗸🗸 : Proposed that chloroplasts could reproduce independently and m ust have lived outside plant cell (said DNA could be found in organelles) Ivan Wallin (1926) 🗸🗸🗸 : showed mitochondria outside of cell (but likely contamination) also said DNA could be found in organelles Lynn Margulis (1967) 🗸🗸🗸 : mitochondria and chloroplasts are of prokaryotic origin - DNA, ribosomes, binary fission Germ Theory of Disease 🗸🗸🗸 : Diseases may result from microbial infection Famous scientist: Girolamo Fracastoro, Ignaz Semmelweis, John Snow, Louis Pasteur, Josep h Lister, Robert Koch Girolamo Fracastoro (1546)
Los beneficios de comprar resúmenes en Stuvia estan en línea:
Garantiza la calidad de los comentarios
Compradores de Stuvia evaluaron más de 700.000 resúmenes. Así estas seguro que compras los mejores documentos!
Compra fácil y rápido
Puedes pagar rápidamente y en una vez con iDeal, tarjeta de crédito o con tu crédito de Stuvia. Sin tener que hacerte miembro.
Enfócate en lo más importante
Tus compañeros escriben los resúmenes. Por eso tienes la seguridad que tienes un resumen actual y confiable.
Así llegas a la conclusión rapidamente!
Preguntas frecuentes
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
100% de satisfacción garantizada: ¿Cómo funciona?
Nuestra garantía de satisfacción le asegura que siempre encontrará un documento de estudio a tu medida. Tu rellenas un formulario y nuestro equipo de atención al cliente se encarga del resto.
Who am I buying this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller ExamArsenal. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for 11,04 €. You're not tied to anything after your purchase.
