The diploid number for a lily whose pollen contains 12 chromosomes would be and is produced when the pollen, containing sperm, the egg.
a)6: fertilizes
b. 12: pollinates
c. 24: pollinates
d. 24: fertilizes

A)6: fertilizes

Meiosis is the process of cell division by which involving gametes. Cell division is just the same for sperm and egg cells, but they have distinguishable descriptions and labels in the process. Spermatogenesis is for the males’ sperm cells and oogenesis is the process for females’ egg cells. 

12 chromosomes for diploid becomes 6 for the sperm cell

True to the fact it is actually false

Im not sure if you still need this but the answer is 300 hz450 hz  i just did this lesson so , wish you the best of luck and take care