Flat face I believe is your answer
Hello,
An increase in pollution [could] lead to a decrease in <span>genetic variation in a population of tuna.
Faith xoxo</span>
Living things cannot live without eachother due to the food chain, if an animal loses it's food so will his predator and so on. Soon they will end up extinct, this is why it's important to take care of animals.
Enzymes are considered catalysts, they help reactants and can be used over and over
I will answer this if I find the answer.
