Question

give reason :

i)some ladies develop moustache,beard and mascularin voice?/

ii)leaves of wilted lettuce ,if kept in cold water ,become crisp?

Answer 1

1. Some ladies develop moustache, beard and masculine voice as they have an extra bit of testosterone which makes these masculine features to be developed in females.
2. Wilted leaves are in a plasmolysed state. When they are kept in cold water moves into the leaves by the process of osmosis and therefore becomes crisp.