Cell Cycle and Cell Division
- The chromosomes in which centromere is situated close to one end are :
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In acrocentric chromosomes, one arm is very short but another is long.
Correct Option: A
In acrocentric chromosomes, one arm is very short but another is long.
- Segregation of mendelian factor (Aa) occurs during
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The paired homologous chromosomes separate in Anaphase I of meiosis I so that each gamete receives one chromosome of each homologous pair.
Correct Option: B
The paired homologous chromosomes separate in Anaphase I of meiosis I so that each gamete receives one chromosome of each homologous pair.
- In meiosis, the daughter cells differ from parent cell as well as amongst themselves due to
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Due to segregation, independent assortment and crossing over at the time of meiosis, daughter cells exhibit variation.
Correct Option: A
Due to segregation, independent assortment and crossing over at the time of meiosis, daughter cells exhibit variation.
- Meiosis II performs
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Meiosis II is homotypic division specially for maintanence of the haploid number, separating the chromatids from each other in a chromosome.
Correct Option: D
Meiosis II is homotypic division specially for maintanence of the haploid number, separating the chromatids from each other in a chromosome.
- Meiosis is evolutionary significant because it result in
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Meiosis provides a chance for new combinations of chromosomes mainly by the phenomenon of crossing over and random distribution of homologous chromosomes between daughter cells.
Correct Option: D
Meiosis provides a chance for new combinations of chromosomes mainly by the phenomenon of crossing over and random distribution of homologous chromosomes between daughter cells.
