Insect that makes a bird sick is an example of

answer; i believe the answer is hydraulic action;

the answer to your question is tooth decay.

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.

answer( increase) their individual contractile activity;