Choose the correct answer. The layer of microsporangium that nourishes the developing pollen grains is
A. Endothecium
B. Tapetum
C. Middle layer
D. Epidermis
Answer:B
Choose the correct answer. The layer of microsporangium that nourishes the developing pollen grains is
A. Endothecium B. Tapetum C. Middle layer D. Epidermis