Writing Activity: What organelle is most important to the survival of a cell? After reading and researching about cells, write an argumentative essay in which you discuss the structures and functions of cell parts and evaluate the most important organelle for a cell’s survival. Support your position with at least two pieces of text evidence. 1 page essay. 12 pt font

correct answer is option a.

tropopause, stratopause and mesopause have all in common aspect that is point of maximum temperature in its layer of the atmosphere. all layers of atmosphere observe abrupt change in temperature. tropopause is the boundary between troposphere and stratosphere. stratopause is the boundary between stratosphere and mesosphere. mesopause is the boundary between mesosphere and thermosphere. these all boundaries are ranges between altitude of 0 to 80 km.

you know they are heterozygous for a trait because they have it as jj or jj.