A) chromatid
B) tetraxon
C) tetrad
D) tetraploid
Correct Answer: C
Solution :
Heterotypic cell division (lind) of meiosis is completed into the following four steps. Prophase I, Metaphase I, anaphase I and telophase I. Out of the four steps, prophase 1 is comaratively long and is again divided into 5 stages leptotene, zygotene, pachytene, diplotene, diakinesis Out of these five stages the lind zygotene is characterized by the following events. I. Pairing of similar chromosomes takes place, which is known as synapsis and the pairs so formed as called as bivalent. II. Each chromosome divides into two chromatids, which really consist of four chromatids and is better called as tetrad .
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