They are the skeletal muscle tissues
lipid=organic compounds commonly called fats and oils; are insoluble in water and used by cells for long-term energy storage, insulation, and protective coatings, such as in membranes
If Janelle wants to prove her hypothesis using the scientific process, what she should do next is to run an experiment because once the individual has undergone to a scientific process and she has stated her hypothesis, the individual should start running her experiment in means of testing her hypothesis that will help her in distinguishing whether her hypothesis is correct or not.