Question

Where does the formation of hard shell membrane around the eggs occur in birds?​

Answer 1

Answer:

I guess ________ this I think ;)

Answer 2

Answer:

isthmus

Explanation:

The membranes are formed in the thin, tubular isthmus. When the membranes are first laid down, they cover the albumen tightly, but they soon stretch. By the time the egg enters the shell gland they fit quite loosely.

ʜᴇʟᴘғᴜʟ ғᴏʀ ʏᴏᴜ✨