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Flashcards in About Scientists Deck (25)
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1
Q

Noticed that microbes or fungus can kill bacteria by producing antibiotics

A

Alexander Fleming 1928

2
Q

Cell theory - All leaving cells are made of cells

A

Robert Hook

Little boxes - Cells

3
Q

The first scientist to actually see the living microorganisms.

A

Anton van Leeuwenhoek

4
Q

Microorganisms are used to be called…..

A

Wee animalcules

5
Q

Theory of biogenesis, cells can only arais from preexisting cells

A

Rudolph Virchow

6
Q

An Italian scientist in the 17th century, conducted an experiment to refute the theory of the “Spontaneous Generation” theory nearly 200 years earlier

A

Francisco redi

7
Q

He was the first to record opservation on spontaneous generation

A

Aristotle

8
Q

Was the first to dispro2the theory of spontaneous generation

A

Francisco Redi

9
Q

Observed microorganisms in heated meat broth, which were not present at the beginning of the experiment

A

John Needham

10
Q

John Needham concluded that the bacteria has originated from the meat. (true or false.).

A

True

11
Q

He concluded that the bacteria has been carried by the air to the broth

A

Lazaro Spalanzani

12
Q

Passed the air into a flask containing broth through a red-hot tube, and the broth in the flask has Shawn no growth of organsims or bacteria

A

Theodore Schwann

13
Q

Allowed air in the flask by passing the air through a sterile cotton plugg, and no growth was observed

A

George Schroder & Theodore Dusch

14
Q

Why there was no growth of organsims in George Schroder & Theodore Dusch?….

A

The claims that the microorganisms was trapped by the cotton fibers

15
Q

Today…… Scientists uses sterilized cotton plugs in order to reduce microbial contamination. (true or false).

A

True

16
Q

He used the swan neck experiment to dis approve the spontaneous genesis…..

A

Louic pasteur

17
Q

It was easy for people back then to believe that diseases were caused by tiny invisible “Wee animalcules*. (true or false).

A

False. “It was hard for people to believe such thing” .

18
Q

People thought the diseases were caused by…..

A

Demons, witchcraft, bad luck, the wrath of God, curses, evil spirits

19
Q

The scientist thwho proved that diseases are caused by the microorganisms

A

Robert Koch

20
Q

It means “the cause of disease”

A

Etiology

21
Q

He established the scientific rules to show a cause and effect of a microbe and disease

A

Robert Koch

22
Q

There was an exception in kochs plastulate, that some organisms have never grown in the pure culture on an artificial media.

A

Treponema pallidum - Syphilis

23
Q

It’s not morally acceptable to insulate a deadly pathogenic into a human guinea pig. (true or false).

A

True

24
Q

Humans can get a disease either by the body itself or by a foreign infectious body. (true or false).

A

True

25
Q

He was the first to use agar to solidify culture media…..

A

Koch