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During meiosis I, the chromosomes start pairing at
Options
(a) Leptotene
(b) Zygotene
(c) Pachytene
(d) Diplotene
Correct Answer:
Zygotene
Explanation:
During zygotene, a substage of Prophase I of meiosis I, chromosomes start pairing together called synapsis. Such paired chromosomes are called as homologous chromosomes. A complex structure i.e., synaptonemal complex is formed by a pair of synapsed homologous chromosomes called a bivalent or a tetrad.
Related Questions: - The process of removal of introns and joining of exons is called
- Which one of the following animals has two separate circulatory pathways?
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- Organisms, which have cells but no distinct nucleus, are
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Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Cell Structure and Functions
(413)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The process of removal of introns and joining of exons is called
- Which one of the following animals has two separate circulatory pathways?
- Growth in numbers is maximum in the zone of
- Organisms, which have cells but no distinct nucleus, are
- Which of the following is an example of negative feedback loop in humans?
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Cell Structure and Functions (413)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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