Afast-flowing river of air that forms when two air masses of very different temperatures meet is called a
a) el niño.
b) jet stream.
c) trade wind.
d) sea breeze.

The diagram shows the results when two parents are crossed. the letters represent alleles for a trait that is controlled by three different genes. which best describes this inheritance pattern? multiple allele because a trait is controlled by three different genes polygenic because the offspring have alleles from both parents multiple allele because the offspring have alleles from both parents polygenic because a trait is controlled by three different genes