Línea de tiempo, indicando la formación de una estrella, hasta su fin

Which list shows the levels of organization of an organism in hierarchical order from left to right, from the smallest to the most complex?

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is

The earth's oceans are made up of chlorine, and trace elements. a) carbon, oxygen b) oxygen, silicon c) hydrogen, oxygen d) nitrogen, oxygen