Which stage of meiotic prophase shows terminalisation of chiasmata as its distincitve feature?
(1) Diakinesis
(2) Pachytene
(3) Leptotene
(4) Zygotene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDissolution of the synaptonemal complex occurs during :
(1) Zygote
(2) Diplotene
(3) Leptotene
(4) Pachytene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the following with respect to meiosis:
a. Zygotene i. Terminalization
b. Pachytene ii. Chiasmata
c. Diplotene iii. Crossing over
d. Diakinesis iv. Synapsis
Select the correct option from the following:
(a) (b) (c) (d)
1. iv iii ii i
2. i ii iv iii
3. ii iv iii i
4. iii iv i ii
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDuring Meiosis 1, in which stage synapsis takes place?
1. Pachytene
2. Zygotene
3. Diplotene
4. Leptotene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAfter meiosis I, the resultant daughter cells have
1. same amount of DNA as in the parent cell in S
2. twice the amount of DNA in comparison to haploid
3. same amount of DNA in comparison to haploid gamete
4. four times the amount of DNA in comparison to haploid gamete
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCrossing over takes place between which chromatids and in which stage of the cell cycle?
1. Non-sister chromatids of non-homologous chromosomes at Zygotene stage of prophase I.
2. Non-sister chromatids of homologous chromosomes at Pachytene stage of prophase I.
3. Non-sister chromatids of homologous chromosomes at Zygotene stage of prophase I.
4. Non-sister chromatids of non-homologous chromosomes at Pachytene stage of prophase I.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn prophase I of Meiosis, chromosomes start pairing together and synapsis takes place. This process occurs during which of the following stage?
1. Pachytene
2. Diplotene
3. Leptotene
4. Zygotene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyGiven below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): The beginning of diplotene is recognised by the dissolution of the synaptonemal complex and formation of X shaped structures called chiasmata
Reason(R): In oocytes of some vertebrates, diplotene can last for months or years. In the light of the above statements, choose the correct answer from the options given below:
1. (A) is correct but (R) is not correct
2. (A) is not correct but (R) is correct
3. Both (A) and (R) are correct and (R) is the correct explanation of (A)
4. Both (A) and (R) are correct but (R) is not the correct explanation of (A)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology