Pedro examines a tissue sample under a high-powered microscope. He makes a sketch in his lab
notebook of one of the cells he observes. His sketch is shown below.
Which label should Pedro use for structure A?

Consider the last statement in the prompt: "people take such environmental factors into account in their choices when deciding where to live." do all people have a choice as to where they live? what factor plays a key role in this decision and may therefore play a large role in determining quality of life?

Which are evidence of seafloor spreading? check all that apply. molten material magnetic stripes continent material drilled core samples ocean water samples

What changes the stability of the element