How does the troposphere differ from the stratosphere?

a. the troposphere contains more ozone molecules that the stratosphere
b. the troposphere has a lower air pressure than the stratosphere
c. the troposphere contains less moisture that the stratosphere
d. the troposphere is much warmer than the stratosphere

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.

yes, because even though a theory has a  lot of evidence to support it, it is not always true

which fault and or fold did you find most difficult to diagram