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Question 1 0

Biology

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Question 1

0.25 / 0.25 pts

The discovery that cells were the building blocks of mulicellular organisms is credited to:

  

Darwin

   

Pasteur

   

Schleiden and Schwann

   

Hooke

 

 

Question 2

0.25 / 0.25 pts

In the time of Aristotle, organisms were categorized into _______.

  

3 domains

   

5 kingdoms

   

1 kingdom

   

2 kingdoms

 

 

Question 3

0.25 / 0.25 pts

Which method developed at the end of the 1980s lead to a major change in how scientists categorized organsims?

  

Bacterial Culture

   

DNA squencing

   

Using the Electron Microscope

   

Inoculation

 

 

Question 4

0.25 / 0.25 pts

Which of the following is NOT a domain discovered by Carl Woese?

  

Eukarya

   

Bacteria

   

E. Coli

   

Archaea

 

 

PartialQuestion 5

0.08 / 0.25 pts

Which three of the statements are in Virchow's cell theory?

  

All living things consist of cells

   

All cell come from pre-existing cells

   

Only complex organisms are organized into cells.

   

Living cells can arise from non-living matter.

   

A cell is the basic unit of life

 

 

IncorrectQuestion 6

0 / 0.25 pts

The last universal common ancestor (LUCA) was  eukaryotic.

  

True

   

False

 

 

IncorrectQuestion 7

0 / 0.25 pts

The only type of cell on Earth for 2 billion years was

  

Eukaryotic

   

Prokaryotic

   

Both

 

 

Question 8

0.25 / 0.25 pts

Cells in Eukarya and in Archaea all have genomic DNA that is wrapped around proteins called histones.

  

True

   

False

 

 

Question 9

0.25 / 0.25 pts

One feature of Archaea that make it uniques is that its plasma membranes are composed of

  

Carbohydrates

   

ribosomes

   

ester-linked lipids

   

ether-linked lipids

 

 

Question 10

0.25 / 0.25 pts

Which of the following kingdoms is NOT under the domain Eukarya?

  

Protista

   

Virus

   

Animals

   

Fungi

   

Plants