Sentences with phrase «tracing paper revealing»

Not exact matches

A paper to be published this week in The Plant Cell reveals the answer to the long - standing question of how black rice became black and, moreover, traces the history of the trait from its molecular origin to its spread into modern - day varieties of rice.

Close examination, however, reveals a uniformity of the black line, and a lack of a trace indentation left on the paper by a pen, signaling to the viewer that these are in fact photographs.

I must tell again ozone is a trace gas, for those who openly refuse to understand the implications of a trace gas; Ozone has huge importance over climate, even meteorological mechanics not even thought about, to be revealed (one paper awaits).

The electrical activity is shown as line tracings on paper and is revealed through a series of spikes and dips which are called waves.