Blood in the pulmonary vein is oxygen rich, while in all of the other veins, it is oxygen poor.
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Answer:
They can put free classes and free teaches for people who wanna do physical activity and they could even open more gyms but they could make them free for people who cannot afford a memebership and all that at the gym
Explanation:
the answer is D, also known as glandular fever or mostly referred to the kissing disease when your immune system is fighting off that virus it causes your lymph glands to swell
Answer:
Today, to benefit humankind, radiation is used in medicine, academics, and industry, as well as for generating electricity. In addition, radiation has useful applications in such areas as agriculture, archaeology (carbon dating), space exploration, law enforcement, geology (including mining), and many others.
Explanation:
White blood cells which are also called leukocytes, are an important part of the immune system. There are five major types of white blood cells that are neutrophils, lymphocytes, eosinophils, monocytes and basophils.
These cells help fight infections by attacking bacteria, viruses, and germs that invade the body.
White blood cells originate in the bone marrow but circulate throughout the bloodstream.
An average normal range is between 3,500 and 10,500 white blood cells per microliter of blood (mcL)
