How does the pairs of homologous chromosomes appear during zygotene phase ?

Related MCQs

• 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.
• Match appropriate pairs. Column - I Column - II (P) Juvenile phase (i) Cell produed duringmeiosis (Q) Gametogenesis phase (ii) Conjugation phase of heterogenous meiotic cells (R) Gamete transfer phase (iii) Phase during which specific maturation occurs (S) Fertile phase (iv) The phase during which heterogenous meiotic division occur
• Pairing of homologous chromosomes during zygotene is termed :
• A. During interphase, chromosomes are recognized as chromatin network. R. Chromosomes are highly dispersed during this phase.
• Select the correct option from Column-I and Column-II. Column-I Column-II (A) Leptotene (p) Synapsis (B) Zygotene (q) Formation of bipolar spindle (C) Pachytene (r) Condensation of chromosomes (D) Diakinesis (s) Crossing over
• 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
• At which stage, the homologous chromosomes separate due to repulsion, but are yet held by chiasmata :
• Pair of homologous chromosomes become arranged at the equatorial plane of the cell.
• 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.
• In which phase the chromosomes appear clear. (BHU-2001)