In higher organisms,crossing over that results in genetic recombination occurs between .......
- ASister chromatids of a bivalent
- BNon-sister chromatids of a bivalent
- CTwo daughter nuclei
- DTwo different bivalents
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Similar Questions
Choose the correct option:
$(1)$ Meiosis occurs in human germ cells / zygotes.
$(2)$ The process of pairing of homologous chromosomes is called synapsis / desynapsis.
$(1)$ Meiosis occurs in human germ cells / zygotes.
$(2)$ The process of pairing of homologous chromosomes is called synapsis / desynapsis.
Medium
View SolutionDuring meiosis,the formation of bivalent chromosomes occurs in:
Easy
View SolutionMatch List-$I$ and List-$II$ and select the correct answer using the code given below in the lists:
List-$I$ (Phase of meiosis) List-$II$ (Event that occurs) $1$. Prophase $I$ Crossing over occurs $2$. Metaphase $I$ Sister chromatids migrate to opposite poles $3$. Anaphase $I$ Homologous chromosomes line up at the equator in pairs
| List-$I$ (Phase of meiosis) | List-$II$ (Event that occurs) |
|---|---|
| $1$. Prophase $I$ | Crossing over occurs |
| $2$. Metaphase $I$ | Sister chromatids migrate to opposite poles |
| $3$. Anaphase $I$ | Homologous chromosomes line up at the equator in pairs |
Medium
View SolutionWhen synapsis is complete throughout the chromosomes,the cell enters which stage?
Medium
View SolutionThe four daughter cells produced after meiosis are......
Easy
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