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Extra nuclear DNA in E.coli is termed as
Options
(a) F factor
(b) sex factor
(c) episome
(d) all of the preceeding,F factor,sex factor,episome
Correct Answer:
all of the preceeding,F factor,sex factor,episome
Explanation:
A plasmid is an extrachromosomal, extranuclear DNA molecule occurring free in the cytoplasm and capable of autonomous replication (independently of the chromosomalDNA). It usually occurs in bacteria, sometimes in eukaryotic organisms.Some plasmids can become associated with another plasmid or with nuclear chromosome; in the latter case, the plasmid is known as episome. In another words, an episome is a plasmid of bacteria or viral DNA that can integrate itself into the chromosomal DNA of the host organism.F
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Topics: Diversity In Living World
(339)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which one of the following is correct pairing of a body part and the kind of muscle
- Uric acid is the cheif nitrogenous component of the excretory products of
- In the cell walls of the guard cells cellulose microfibrils are oriented
- In humans lipofucsin granules are found in
- Water re-absorption in kidneys are controlled by
Topics: Diversity In Living World (339)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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