The complex formed by a pair of synapsed homologous chromosomes is called

Options

(a) Kinetochore
(b) Bivalent
(c) Axoneme
(d) Equatorial plate

Correct Answer:

Bivalent

Explanation:

During zygotene, second stage of meiosis I homologous chromosomes start pairing tegother forming a complex structure called synaptonemal complex. The complex formed by a pair of synapsedhomologous chromosome is called a bivalent or a tetrad. Crossing over occurs between non sister chromatids of bivalent in the next stage.