These are both in charts, line graphs, tables, etc.
One reason could be that they do not have most of the seven characteristics of life (reproduction, homeostasis, heredity, response to the environment, growth, cellular organization, and metabolism.)
<h3>Short Answer: False</h3>
Long Answer: Yes, sort of. You do use a scanning microscope to start, as you will want to move the microscope to the correct location before increasing the magnification. However, you wouldn't use the scanning lens to see with high magnification.
Answer:
A) Elastin
Explanation:
Elastin is the principle load-bearing protien present in the wall of aorta. It is the protien which coil and recoils like a spring within the elastic fibres and accounts for elasticity of blood vessels. As during excerise , afterload is increased ,thus a stretch is produced in the vessels. Similarly im warm environment the vessels dilate this this stretch is produced by elastin.