pachytene stage [细胞] 粗线期 ; 粗丝期
pachytene stage meiosis 减数分裂粗带期
pachytene chromosome 粗线期染色体
early pachytene 早粗线期
pachytene karyotype 粗线期核型
pachytene bivalents 条粗线期 ; 二价染色体
pachytene dna 粗线期DNA
N the third stage of the prophase of meiosis during which the chromosomes become shorter and thicker and divide into chromatids 粗线期; 细胞减数分裂前期的第三期，其间配对的染色体变得粗短并分裂成染色单体
Each chromosome in pachytene actually have been composed of two chromatids.
在粗线期每条染色体实际已由两条染色单体组成。
The synaptonemal complexes stretch gradually from the early pachytene to late pachytene.
从早粗线期到晚粗线期联会复合体逐渐伸长；
Prophase may be divided into successive stages termed leptotene, zygotene, pachytene, diplotene, and diakinesis.
前期可被分为连续的阶段：细线期、偶线期、粗线期、双线期和终变期。
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