a biologist discovers an alga that is marine, multicellular, and lives at a depth reached only by blue light. this alga probably belongs to which group?

the answer is c. altitude. hope this ! #brainiac

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.