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Micro Organisms

Micro Organisms
Which cell type is considered to have the oldest ancestor?

Eukarya
they all share the same ancestor
Archaea
Bacteria

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Micro Organisms
Who was the inventor of the Petri dish?

None of these
A famous French cook
R.J. Petri, an assistant of R. Koch
Italian glass blower from Petri, Italy

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Micro Organisms
All membranes of free-living organisms have phospholipid bilayers, but exception is

fungi
bacteria
protozoa
archaea

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Micro Organisms
Primary differences between cilia and flagella are

number, length and direction of force
how the microtubules are fused to each other
arrangement of microtubules
length and location of basal bodies

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Micro Organisms
All of the following are features of prokaryotes except

nitrogen fixation
locomotion
sexual reproduction
photosynthesis

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Micro Organisms
Which of the following is a characteristic unique to the ciliates?

Use of cilia as a sensory function
Both (a) and (b)
Presence of both a macronucleus and several micronuclei
Possess a light-detecting eye spot

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