Which of these would be a cause of an occluded front? a cold air mass pushes under a warm air mass
b warm air mass gets caught in between two cold air masses.
c warm and cold air meet, neither has the force to overtake the other one
d warm, moist air mass slides over a cold air mass.

What is turgor pressure, what causes it, and what does it do for a plant?

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

Astudent analyzed ears of corn that demonstrated two traits in the f2 kernels, purple or white colors and smooth on wrinkled shapes. a tabulation of 135 individual kernels gave the following results: purple and smooth = 75 white and smooth = 28 purple and wrinkled = 24 white and wrinkled = 8 what would be the only phenotype present in the f1 ger