<P> In biology , a lumen ( plural lumina ) is the inside space of a tubular structure , such as an artery or intestine . It comes from Latin lumen , meaning ' an opening ' . </P>
<P> In biology , a lumen ( plural lumina ) is the inside space of a tubular structure , such as an artery or intestine . It comes from Latin lumen , meaning ' an opening ' . </P>
what is the meaning of lumen in biology
what is the meaning of lumen in biology
the inside space of a tubular structure , such as an artery or intestine
the inside space of a tubular structure , such as an artery or intestine