Answer:
Melanoma signs and symptoms
Explanation:
A large brownish spot with darker speckles.
A mole that changes in color, size or feel or that bleeds.
A small lesion with an irregular border and portions that appear red, pink, white, blue or blue-black.
A painful lesion that itches or burns.
Right bundle branch block. should also be visible in v2
Superior/inferior vena cava - right atrium - right ventricle - pulmonary artery - lungs(for oxygenation) - pulmonary vein
The Cleveland clinic says that allergies are the main cause for the high levels. But some other causes can include skin disorders, tumors and autoimmune disorders
Answer: Ozone depletion consists of two related events observed since the late 1970s: a steady lowering of about four percent in the total amount of ozone in Earth's atmosphere, and a much larger springtime decrease in stratospheric ozone around Earth's polar regions.
Explanation:
