I want the answer to these questions. How to I get it?

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

Aflower has 26 chromosomes. to create a new flower, how many would a sperm cell have what is called?

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom