瘦素

Leptotene is the first stage of meiosis in both males and females.
在男性和女性中，Leptotene是减数分裂的第一阶段。
The sperm cells progress through leptotene stage before becoming zygotes.
精子细胞在变成受精卵之前会经过Leptotene阶段。
During metaphase I, sperm heads enter the leptotene stage.
在第一次中期，精子头部进入Leptotene阶段。
In an ovary, oocytes at the leptotene stage are undergoing nuclear division.
在卵巢中，处于Leptotene阶段的卵子正在进行核分裂。
Scientists study the genetic material rearrangement during leptotene phase for better understanding of inheritance.
科学家研究Leptotene阶段的基因物质重组，以更好地理解遗传。
Leptotene stage marks the beginning of the formation of homologous pairs in chromosomes.
(Leptotene阶段标志着同源染色体对形成的开始。
Anandamlay sperm sorting technique separates sperm at the leptotene stage for assisted fertilization.
(Anandamlay精子分类技术能分离处于Leptotene阶段的精子，用于辅助受精。
Observing the leptotene stage helps researchers identify genetic abnormalities in early reproductive cells.
观察Leptotene阶段有助于研究人员识别早期生殖细胞的遗传异常。
Leptotene stage is crucial for proper chromosome segregation during cell division.
(Leptotene阶段对于细胞分裂时的正确染色体分配至关重要。
A diagram illustrating the stages of meiosis, including leptotene, is often used in biology textbooks.
生物学教科书中常常会展示包括Leptotene在内的减数分裂各阶段的示意图。