Answer:
Light is electromagnetic radiation within a certain portion of the electromagnetic spectrum. The word usually refers to visible light, which is the visible spectrum that is visible to the human eye and is responsible for the sense of sight.
4H— Arma biotecnologíca altamente efectiva para la protección del medio ambiente 1V— Ámbito donde la biotecnología Y las técnicas de bioingeniería Han encontrado un eco de mayor resonancia. 2V—-
Answer:
Around 4.1 billion years ago, the first single celled life form appeared on Earth
The diaphragm stops the passage of light
The answer for this is Connective