Chapter 1 Flashcards
John Needham
What was wrong with his experiment?
For spontanius gen
Boiled broth and put them in 3 jars
To see if they generated microbes
He left the jar open whiled it cooled of
who was Franseco Reddit
He was the first to question spontanius gen
Was agaisnt it
Left meats in 3 diff jar one sealed, open and cloth
The open one had maggots
Sealed had no maggots
Cloth-had maggots
what did Lazzaro Spallanzani do?
Repeated Needham’s experiment
If the lid is open bacteria grows
If the lid is close nothing grows
what did Louis Pasteur do?
Used swan necked flask
When flask remained upward no bacterial growth
Discover fermentation
Supported spallazini
Koch
Gave the first evidence that bacteria was disease-causing.
what did Gram develop?
Developed the used staining techniques
what did Hooke report?
First reported life smallest unit
the cell
Van leeuwenhoek
Saw animalcules from his own microscope
Zachariass janseen
Invented the first microscope
What are the 6 categories?
Bacterias
Archea
Fungi
Protozoa
Algae
Small multicellular animals
Arches are composed of what?
Cell walls have polymers
Are extreamophiles
Non pathogenic
What does Fungi have?
Yeast
Has cell walls
Are saprohytic
How are fungi important to humans
Cause human diseases
Antibiotics
Food industry
Decomposers
what is a Protozoa?
Single cell
Causes disease-(pathogenic)
Live in contaminated water
Parastic worm
Animals
Flatworms and roundwirms
8ft lenth
Can see there eggs under microscope
