The correct alignment for a solar eclipse is <span>sun - moon - Earth. It is letter A.
>Solar Eclipse--only occurs when </span><span>Moon passes between Earth and Sun
>Its shadow has</span> two parts namely:
<span>1. Penumbra--<span>The Moon's faint outer shadow.
</span>2. Umbra---<span>The Moon's dark inner shadow.</span></span>
The correct answer is their blood lacks A or B antibodies.
People with type AB blood have A and B antigenes on the surface of red blood cells (RBCs). Antigen AB has no antibodies, thus, transfusion can be considered safe ( the serum of the recipient does not contain antibodies for the blood cell antigens of the donor).
Explanation: some cells are specialized to do certain stuff. Like the breaking down of glucose wouldn't happen in the cells found in your leg.
<h2>
What are leukocytes?</h2>
Leukocytes are colorless cells that circulate in the blood and belongs to the body's immune system and helps the body fight infections and other diseases.
<h2>
What is their function?</h2>
Leukocytes are responsible for fighting other diseases and protecting your body from infections. Since they are part of the immune system, leukocytes circulate your blood and help cure injuries or illness.
