Sonia is riding with her mom in the car and notices an abandoned baseball field that has a lot of grass and wildflowers growing in it. What type of succession is she observing? Explain your answer.

I guess it is a Secondary Succession.

Explanation:

Secondary succession is the series of community changes which take place on a previously colonized, but disturbed or damaged habitat. Examples include areas which have been cleared of existing vegetation.

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme