ผู้เขียน: Lekh Raj Juneja

The egg is a chemical storehouse-within an incubating egg a complicated set of chemical reactions take place that convert the chemicals into a living animal. Using hen eggs as a model, this new text …

The egg is a chemical storehouse-within an incubating egg a complicated set of chemical reactions take place that convert the chemicals into a living animal. Using hen eggs as a model, this new text …