Finasteride is indicated for the treatment of men with male pattern hair loss (androgenetic alopecia) to prevent further hair loss and increase hair growth.
Definition. A subatomic particle is a unit of matter or energy that's the fundamental makeup of all matter. According in modern atomic theory, an atom has a nucleus, which is its center, or core. The nucleus contains subatomic particles: protons and neutrons. Protons are positively-charged particles. Neutrons are neutral particles. Surrounding the nucleus is a cloud of very small subatomic particles, called electrons. Electrons are negatively-charged particles.
Quick Answer. The smallest subatomic particle is the quark. Quarks make up larger subatomic particles called hadrons, which include baryons and mesons. Three quarks make up composite particles called baryons, and the combination of a quark and an antiquark comprise a meson. Continue Reading.