The answer is B. They are in control of the experiment, they can change it the variables to better help the experiment.
Answer: The correct answer is hormone
Explanation:
A hormone is a chemical substance produced by an organ (usually called gland) and on production is released directly into the bloodstream to be transported to another part of the body (usually called target organ) where its exert its function.
An example of hormone is thyroxine, it is produced by the thyroid gland in the neck and exert function on almost all cells of the body
Here are the main points that make difference between facilitated diffusion and active transport are : facilitated diffusion goes from high to low - deffuse in a selectively permeable membrane and does not demand energy. What about <span>active transport - it uses energy and moves against gradient- low to high. Hope it will help!</span>
Answer:
Sugar- sweet taste, surface with rough texture, white
Water- polar, excellent solvent, less dense than solids, can change shape
Explanation:
Because it produces sugar for humans and food for plants.
