Moléculas de gran tamaño que contienen información vital para el funcionamiento de los organismos​

Why does the skin of your finger shrink when you wash clothes for a long time?

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?