Population genetics is a subfield of genetics that deals with genetic differences within and between populations, and is a part of evolutionary biology. Studies in this branch of biology examine such phenomena as adaptation, speciation, and population structure.
RVCA (pronounced: rue-cah) is a clothing company based in Costa Mesa, California. The logotype for RVCA portrays the letter A without a crossbar. This leaves it looking like a lambda .The 'V' looking character in RVCA name is a 'U'. The 'U' is written in traditional Roman script, and thus appears as a 'V'.
Giant cell arteritis (GCA) is a condition in which medium and large arteries, usually in the head and neck, become inflamed. It's sometimes called temporal arteritis because the arteries around the temples are usually affected.he most common symptom of giant cell arteritis (GCA) is a headache, although some people also experience jaw pain and vision problems. The symptoms usually develop quite quickly, although many people report other symptoms, such as weight loss or tiredness, for weeks or months beforehand.