The sperm cells response is and example of _. It's behavior that increases the sperm cells _. Drop down box 1- negative chemotaxis, negative phototaxis, positive chemotaxis, positive phototaxis Drop down box 2- Chances of maintaining homeostasis, chances of reproducing, rate of nutrient intake, rate of photosynthesis

sulfur dioxide

explanation: acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. these substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.

multiply it by 5 in order for you to understand i cant give an exact answer.