What is el niño and how does it affect the climate​

El Nino causes the Pacific jet stream to move south and spread further east. During winter, this leads to wetter conditions than usual in the Southern U.S. and warmer and drier conditions in the North. El Nino also has a strong effect on marine life off the Pacific coast.

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region 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.