Question

What is leptotene????

Answer 1

ᴛʜᴇ ʟᴇᴘᴛᴏᴛᴇɴᴇ sᴛᴀɢᴇ, ᴀʟsᴏ ᴋɴᴏᴡɴ ᴀs ᴛʜᴇ ʟᴇᴘᴛᴏɴᴇᴍᴀ, ɪs ᴛʜᴇ ғɪʀsᴛ ᴏғ ғɪᴠᴇ sᴜʙsᴛᴀɢᴇs ᴏғ ᴘʀᴏᴘʜᴀsᴇ ɪ ɪɴ ᴍᴇɪᴏsɪs. ᴛʜᴇ ᴛᴇʀᴍ ʟᴇᴘᴛᴏɴᴇᴍᴀ ᴅᴇʀɪᴠᴇs ғʀᴏᴍ ɢʀᴇᴇᴋ ᴡᴏʀᴅs ᴍᴇᴀɴɪɴɢ "ᴛʜɪɴ ᴛʜʀᴇᴀᴅs". ᴀ ᴄᴇʟʟ ᴅᴇsᴛɪɴᴇᴅ ᴛᴏ ʙᴇᴄᴏᴍᴇ ᴀ ɢᴀᴍᴇᴛᴇ ᴇɴᴛᴇʀs ᴛʜᴇ ʟᴇᴘᴛᴏᴛᴇɴᴇ sᴛᴀɢᴇ ᴀғᴛᴇʀ ɪᴛs ᴄʜʀᴏᴍᴏsᴏᴍᴇs ᴀʀᴇ ᴅᴜᴘʟɪᴄᴀᴛᴇᴅ ᴅᴜʀɪɴɢ ɪɴᴛᴇʀᴘʜᴀsᴇ.......❣️

$<svg width="150" height="150" viewBox="0 0 100 100">\ \textless \ br /\ \textgreater \ \ \textless \ br /\ \textgreater \ <path fill="Red" d="M92.71,7.27L92.71,7.27c-9.71-9.69-25.46-9.69-35.18,0L50,14.79l-7.54-7.52C32.75-2.42,17-2.42,7.29,7.27v0 c-9.71,9.69-9.71,25.41,0,35.1L50,85l42.71-42.63C102.43,32.68,102.43,16.96,92.71,7.27z"></path>\ \textless \ br /\ \textgreater \ \ \textless \ br /\ \textgreater \ <animateTransform \ \textless \ br /\ \textgreater \ attributeName="transform" \ \textless \ br /\ \textgreater \ type="scale" \ \textless \ br /\ \textgreater \ values="1; 1.5; 1.25; 1.5; 1.5; 1;" \ \textless \ br /\ \textgreater \ dur="2s" \ \textless \ br /\ \textgreater \ repeatCount="40"> \ \textless \ br /\ \textgreater \ </animateTransform>\ \textless \ br /\ \textgreater \ \ \textless \ br /\ \textgreater \ </svg>$

$<svg width="250" height="250" viewBox="0 0 100 100">\ \textless \ br /\ \textgreater \ \ \textless \ br /\ \textgreater \ <path fill="yellow" d="M92.71,7.27L92.71,7.27c-9.71-9.69-25.46-9.69-35.18,0L50,14.79l-7.54-7.52C32.75-2.42,17-2.42,7.29,7.27v0 c-9.71,9.69-9.71,25.41,0,35.1L50,85l42.71-42.63C102.43,32.68,102.43,16.96,92.71,7.27z"></path>\ \textless \ br /\ \textgreater \ \ \textless \ br /\ \textgreater \ <animateTransform \ \textless \ br /\ \textgreater \ attributeName="transform" \ \textless \ br /\ \textgreater \ type="scale" \ \textless \ br /\ \textgreater \ values="1; 1.5; 1.25; 1.5; 1.5; 1;" \ \textless \ br /\ \textgreater \ dur="2s" \ \textless \ br /\ \textgreater \ repeatCount="40"> \ \textless \ br /\ \textgreater \ </animateTransform>\ \textless \ br /\ \textgreater \ \ \textless \ br /\ \textgreater \ </svg>$

Answer 2

during this stage chromosome became gradually visible under light microscope