7.Purple flower is dominant over the white flower. Pure breeding pea plant having purple flowers is crossed with pure breeding pea plant having white flowers. The F1 progenies then were allowed to cross with pea plants having white flowers, producing 700 F2 progenies. How many of the F2 progenies would have purple flowers and white flowers? A. 300 purple flowers and 400 white flowers
B. 350 purple flowers and 350 white flowers
C. 400 purple flowers and 300 white flowers
D. 525 purple flowers and 175 white flowers