Which of the following events occur during prophase I?Multiple ChoiceBreakdown of nuclear envelopeCondensation of chromosomesMovement of centrosomesBreakdown of nuclear envelope and condensation of chromosomesBreakdown of nuclear envelope, condensation of chromosomes, and movement of centrosomes PrevQuestion 11 linked to 12 of 30 Total11 12 of 30Visit question mapNext
Question
Which of the following events occur during prophase I?Multiple ChoiceBreakdown of nuclear envelopeCondensation of chromosomesMovement of centrosomesBreakdown of nuclear envelope and condensation of chromosomesBreakdown of nuclear envelope, condensation of chromosomes, and movement of centrosomes PrevQuestion 11 linked to 12 of 30 Total11 12 of 30Visit question mapNext
Solution
The correct answer is "Breakdown of nuclear envelope, condensation of chromosomes, and movement of centrosomes".
During prophase I of meiosis, the nuclear envelope breaks down, chromosomes condense and become visible, and the centrosomes (which help in the formation of the spindle fibers that separate the chromosomes during cell division) start to move to opposite poles of the cell.
Similar Questions
Which of the following events occur during prophase?I. Centrosome duplicationII. Centrosome movement to the spindle polesIII. Centrosome organization of the spindle apparatusI, II and IIIII and IIII and II I and IIII
Which among the following events does not take place in prophase of mitosis?Condensation of chromosomal materialAttachment of spindle fibres to kinetochores of chromosomesMovement of centrosome towards opposite poleFormation of mitotic apparatus
Which of the following occurs during prophase?Group of answer choicesThe alignment of chromosomes at the equator of the cell.The uncoiling of chromosomes.The chromosomes are pulled away from each other.The condensing of chromosomes.
Which occurs during prophase?Multiple select question.Copied chromatin condenses into chromosomes.The nucleolus disappears, and the nuclear membrane breaks down.A nuclear membrane forms around the chromatin.Spindle fibers begin to form.Sister chromatids separate.Chromosomes line up in the middle of the cell.
Which of the following events occur during anaphase I?Which of the following events occur during anaphase I?Multiple ChoiceSeparation of homologous chromosomesFormation of synaptonemal complexLengthening of kinetochore microtubulesSeparation of homologous chromosomes and formation of synaptonemal complex
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