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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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- Which of the following groups of plants depends on free water for fertilisation
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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
- According to Darwin, The organic evolution is due to
- Which of the following groups of plants depends on free water for fertilisation
- Colchicine prevents the mitosis of the cells at which of the following stage
- Who discovered that CO is taken in and O is released by green plants
- Which of the following is a recent application of genetic engineering in diagnostic
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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