Domains of Life (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
Who proposed the three-domain system of classification in 1990?
Who proposed the three-domain system of classification in 1990?
Carl Woese
What are the three domains of life?
What are the three domains of life?
Bacteria, Archaea, and Eukarya
What material makes up bacterial cell walls?
What material makes up bacterial cell walls?
Peptidoglycan
Which statement about archaea cell walls is correct?
Which statement about archaea cell walls is correct?
They contain no peptidoglycan
What type of cells do both Bacteria and Archaea have?
What type of cells do both Bacteria and Archaea have?
Prokaryotic
What distinguishes Eukarya from the other two domains?
What distinguishes Eukarya from the other two domains?
Membrane-bound nucleus
Where do archaea often live?
Where do archaea often live?
Extreme environments
Do archaea cause diseases in humans?
Do archaea cause diseases in humans?
No, they do not
What type of chromosomes do Eukarya have?
What type of chromosomes do Eukarya have?
Multiple, linear
Which is an example of a bacterium?
Which is an example of a bacterium?
E. coli
What is phylogeny?
What is phylogeny?
Study of evolutionary relationships
What do more similar DNA sequences indicate about organisms?
What do more similar DNA sequences indicate about organisms?
More recent common ancestor