In figure 1, starting from the left, what magnetic poles are shown on the two bar magnets?

north, south, north, south
south, south, north, north
south, north, south, north
north, north, south, south

they fuse to form they have half as many chromosomes as a somatic cell of the same individual. b

the offspring would all be white. if the parents are both white flowers then they have the genotype rr, which when crossed results in an all white punnet square.