What is commensalism?
A) A relationship between individuals of two species in which one benefits and the other derives neither benefit nor harm
B) A relationship between two bacteria
C) A relationship between two same species
D) A relationship between all living things
E) A relationship among all cells
Correct Answer:
Verified
Q16: Plasmids of bacteria often have genes involved
Q17: Humans have _ pairs of chromosomes.
A) 22
B)
Q18: Although bacteria lack membrane-bound organelles, such as
Q19: Peptidoglycan consists of:
A) lipids only.
B) proteins only.
C)
Q20: Bacterial conjugation is related to_.
A) exotoxins
B) vertical
Q22: Lactic-acid bacteria are used for:
A) producing vaccines.
B)
Q23: What are Koch's postulates?
A) A set of
Q24: The Archaea plasma membranes are made up
Q25: The most significant difference between archaea and
Q26: Crenarchaeota are also called:
A) haemophilus bacteria.
B) bacillus
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