Primary differences between cilia and flagella are
arrangement of microtubules
length and location of basal bodies
how the microtubules are fused to each other
number, length and direction of force
Correct answer is D
No explanation has been provided for this answer.
The membranes of which domains are chemically the most similar?
Archaea and Bacteria
Bacteria and Eukarya
Eukarya and Archaea
membranes of all three domains are chemically identical
Correct answer is B
No explanation has been provided for this answer.
The five-kingdom system of classification was set up by
Louis Pasteur
Robert Whittaker
Robert Koch
Masaki Ogata
Correct answer is B
No explanation has been provided for this answer.
Cell theory includes all of the following except
all organisms are composed of one or more cells
the cell is the most primitive form of life
the cell is the structural unit of life
cells arise by division of preexisting cells
Correct answer is B
No explanation has been provided for this answer.
A characteristic of protein synthesis in both the archaea and eukarya is
transcription and translation are coupled
translation is inhibited by diphtheria toxin
proteins are synthesized from D-, rather than L-, isomers of amino acids
the initiator tRNA is charged with N-formyl-methionine
Correct answer is C
No explanation has been provided for this answer.
Which one is not studied in microbiology?
Bacteria
Animal behaviour
Fungi
Algae
Correct answer is B
No explanation has been provided for this answer.
Who was the inventor of the Petri dish?
R.J. Petri, an assistant of R. Koch
A famous French cook
Italian glass blower from Petri, Italy
None of the above
Correct answer is A
No explanation has been provided for this answer.
Which of the following structures is absent in eukaryotic cells?
Mitochondria
Chloroplasts
Golgi structure
Mesosome
Correct answer is D
No explanation has been provided for this answer.
Mycoplasmas, rickettsiae, and chlamydiae are
types of fungi
small bacteria
species of protozoa
forms of viruses
Correct answer is B
No explanation has been provided for this answer.
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