During which stage of meiosis are the bivalents arranged along the equator of the spindle?
A
Telophase I
B
Metaphase I
C
Prophase I
D
Anaphase I
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1
Understand that meiosis is a type of cell division that reduces the chromosome number by half, resulting in four daughter cells. It consists of two stages: Meiosis I and Meiosis II.
Recognize that during Meiosis I, homologous chromosomes pair up to form structures called bivalents or tetrads.
Recall that Metaphase I is the stage in Meiosis I where these bivalents align along the equatorial plane of the cell, also known as the metaphase plate.
Differentiate between the stages of Meiosis I: Prophase I (where homologous chromosomes pair and exchange segments), Metaphase I (alignment of bivalents), Anaphase I (separation of homologous chromosomes), and Telophase I (completion of the first meiotic division).
Conclude that the stage where bivalents are arranged along the equator of the spindle is Metaphase I.