Gemma cups are located on the male and female thalmi of Marchantia as
1. they are always attached to thalami
2. they are detached from the parent body and germinate to form new individuals
3. Gemma cups are protective in function
4. they produce gametes

Options

A. they are always attached to thalami
B. they are detached from the parent body and germinate to form new individuals
C. Gemma cups are protective in function
D. they produce gametes

Answer

B