The ‘wing’ of Pinus seed is derived from
Q. The ‘wing’ of Pinus seed is derived from
A. testa
B. testa and tegmen
C. surface of ovuliferous scale
D. All of the above
Answer: surface of ovuliferous scale
A. testa
B. testa and tegmen
C. surface of ovuliferous scale
D. All of the above
Answer: surface of ovuliferous scale