leptotene

• Substantivo que designa a primeira etapa da prófase da meiose, na qual os cromossomos se tornam visíveis como estruturas finas e filamentosas.

A noun referring to the first stage of the prophase of meiosis, during which chromosomes become visible as thin, thread-like structures.

1. First stage of meiotic prophaseC2formalscientific

   The initial stage of the prophase of meiosis during which chromosomes become visible as thin, unpaired threads.

   Primeira fase da prófase meiótica

   • During leptotene, the chromosomes begin to condense and become visible under a microscope.
   • The leptotene stage is followed by zygotene in the meiotic process.
   • Researchers observed the pairing of homologous chromosomes after leptotene.