Light travels as a wave. But unlike sound waves or water waves, it does not need any matter or material to carry its energy along. This means that light can travel through a vacuum—a completely airless space. ... It speeds through the vacuum of space at 186,400 miles (300,000 km) per second.
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The answer to this question is
A fern growing from a prothallus
A . Sex cell
Somatic cells are body cells which are identical to the cell it came from. Sex cells are cell that are different from the parent cell and have genetic diversity