Epidermis, Endothecium, Middle layers, Tapetum are ______
A. pollen sac layers
B. wall of anther
C. pollen grain layers
D. epidermal
Answer:B
Epidermis, Endothecium, Middle layers, Tapetum are ______
A. pollen sac layers B. wall of anther C. pollen grain layers D. epidermal