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Which of the following is one of the 3 domains?
Which domain has organisms that live in harsh environments?
Are archaea multicellular or unicellular?
Where can you find DNA (genetic material) inside a prokaryote?
True or False: ALL bacteria are bad and will make you sick.
a rod shaped bacteria is called
the Gram-positive bacteria stain purple because
they form endospore
they have cellulose layer
they have thick peptidoglycan layer
they have thin peptidoglycan layer
Which compound in the cell wall that causes a Gram positive bacteria stain purple in colour when it is treated with crystal violet dye?
Bacteria are found in many different shapes. What are the 3 most common shapes of bacteria.
rod, sphere, spiral
square sphere, spiral
spiral, rectangle, sphere
Which of the following statements show characteristics of Sulfolobus sp.?
I. The cell walls do not contain peptidoglycan.
II. There are no membrane-enclosed organelles within their cytoplasm.
III. Their DNA consist of histone proteins.
IV. Their membrane lipid has unbranched hydrocarbon chain that linked by ether linkage
I, II and III
II, III and IV
I, II and IV
I, III and IV
The shape for this bacteria is called .............
Which domain has membrane lipid with unbranched hydrocarbon chain that linked by ester linkage?
State the types of bacterial shapes shown above
Which type of bacterial cell shape shown above?
Escherichia coli is an example of Domain...
Which of these is the example for Domain Archaea?
Gram positive bacteria will stain:
What is the difference between archaea and bacteria?
The presence of a single flagellum in bacteria
The absence of 70S ribosomes in bacteria
The absence of peptidoglycan in the cell wall of archaea
The absence of a nuclear envelope in archaea
The main difference between gram positive and gram negative bacteria resides in their