The correct answer to this question is "Including a control group that did not receive the supplement." This is the change in this study that would do the most to increase Reynaldo's confidence that sound scientific practices were followed. It would help them distinguish the effect of the drug and other factors which might have influenced the study. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
The large vacuole stores water and other materials for a plant cell
Answer:
The Brown Anole (Anolis sagrei)
Explanation:
The Brown Anole (Anolis sagrei), sure didn’t waste any time settling in and getting established since their introduction from the Caribbean to southern Florida in the early 1970’s. They have since extended their list of conquered states to Georgia, Texas, Hawaii, and California.
*I think this is the one you need, if you meant a brown lizard that invaded Florida recently, then I have no clue.