50 points i think its melatonin because its a hormone but im not sure

Mr.jones wants to buy 6 tickets to play .each ticket cost $10. mr jones has $45 in his pocket how much more money does he need for 6 tikets

If you could have one clothing item of your choice, but it was in either of these colors, which would you choose out of each category? blue or pink red or yellow red or green green or purple blue or green

Ascientist has predicted that the population of earth will continue to grow exponentially until the year 2300. at that point, we will reach carrying capacity of earth’s resources, and population growth will plateau. if the scientist’s prediction is correct, what can you predict about human energy use at that time? justify your answer by explaining the relationship between population growth and energy use. (5 points)