10 Questions
What is a prokaryote?
Any organism that lacks a distinct nucleus and other organelles due to the absence of internal membranes.
Is a virus a prokaryote?
No, viruses are neither prokaryotic nor eukaryotic.
What is the size range of most bacteria?
The average size of most bacteria is 0.2 to 2.0 µm.
What is the size of Escherichia coli?
Escherichia coli is about 1.1 to 1.5 µm wide by 2.0 to 6.0 µm long.
What are Actinomycetes known for forming?
Actinomycetes typically form long filaments called hyphae that may branch to produce a network called a mycelium.
What is the average size range of most bacteria?
The average size of most bacteria is between 0.2 and 2.0 µm.
What is the size of Mycoplasma, one of the smallest bacteria?
Mycoplasma has a diameter of 0.3 µm.
What is the approximate length of Thiomargarita magnifica, one of the largest bacteria?
Thiomargarita magnifica may grow to be as large as 1-2cm.
What is the size of the yeast Saccharomyces cerevisiae?
The yeast Saccharomyces cerevisiae measures 8 μm in diameter.
What is the approximate size of the smallest known viruses?
The smallest known viruses are only about 10 nm in diameter.
Test your knowledge of prokaryotic cell structure with this quiz. Explore the characteristics and types of prokaryotes, and discover whether viruses are prokaryotic or eukaryotic. Sharpen your understanding of terms like bacterium, fungus, and virus, and grasp the distinctions between singular and plural forms.
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