solved I need to write the introduction and hypothesis section of

I need to write the introduction and hypothesis section of my research. My research topic is ” The effect of fluoxetine level in water on mature leopard frog muscle physiology”. I attached the instruction for the introduction and hypothesis. The instruction must be followed. the introduction must be very detailed. must use APA style for citation. don’t forget the in-text citation.
please write the subheading as following: 
1. Animal Background.
1. The levels of pharmaceuticals in wastewater.
2. Frog muscle physiology.
3. How pharmaceuticals in the environment may affect amphibians.
4. How Fluoxetine effect muscle frog physiology.
5. write the hypothesis.