In which of the following stages chromosomes are not seen clearly ?

Related MCQs

• Match the following : Coulmn-I Coulmn-II (A) Prophase-I (i) Chromosomes move toward one plane along with centromere. (B) Metaphase-II (ii) Half the number of chromosomes in seen (C) Anaphase-I (iii) Longest phase of meiosis-I (D) Telophase-I (iv) Two nuclei are seen
• Which of the following statement is/are correct for Prophase-I ? (i) During diplotene, the members of each pair of homologous chromosomes start moving away from one another. (ii) In zygotene, bivalent chromosomes appear tetravalent. (iii) In diakinesis, chromatids become separated even at the site of chiasmata.
• Which of the following statement is/are correct for Meiosis-II ? (i) Chromosomes are arranged on equatorial plate in prophase-II (ii) Nucleolus disappear during telophase-II (iii) In anaphase-II, the chromatids with their independent centromeres are called chromosomes. (iv) In metaphase-II, centromere of each chromosome becomes attached to filament of bipolar spindle.
• A. During interphase, chromosomes are recognized as chromatin network. R. Chromosomes are highly dispersed during this phase.
• A. Number of chiasmata is more in longer chromosomes. R. The number of chiasmata depends on the length of chromosomes.
• What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root tip cells ?
• The root cell of wheat plant has 42 chromosomes. What would be the number of chromosomes in the synergid cell ?
• In mitosis the daughter cells resemble to their parent cell. But in meiosis they differ not only from parent cell in having half the number of chromosomes, but also differ among themselves qualitatively in genetic constitution due to.....
• The stage of mitosis during which the nucleolus disintegrates and chromosomes appear is known as
• At which stage, the homologous chromosomes separate due to repulsion, but are yet held by chiasmata :