The (B) answer (B) is (B) (B) (B)
Answer:
Because X-rays have wavelengths similar to the size of atoms
Answer:
The ref blood cells are shaped like sickles or crescent moons, sticky cells can get stuck in small blood vessels which can slow or block blood flow and oxygen to parts of the body
You should be checking your gas appliances every year, it should always be a qualified technician.
