Answer:
The correct answer is - option B) humidity.
Explanation:
Independent variable is the variable in a scientific experiment that can be modify or change in order to find out the response and analyse the response of dependent variable.
In this experiment the independent variable is humidity as it is changed in order to find out and study plant growth response by the effect of humidity.
Thus, the correct answer is - option B) humidity.
Do you have answer choice options
I would say the skin and eyes but thats a guess
If you look at loop of Henle in kidneys, these vary depending in the osmo and ionoregulatory needs of an organism; a dessert rat for instance will have an increadibly long loop of Henle to concentrate urine, other organisms will not.