Pituitary gland is the master gland
Answer:
research question: how do different humidity levels affect the heights of different types of trees
independent variable: humidity level
dependent variable: tree height
constants: temperature, light, duration of time
control group: tree left outside in normal conditions
Explanation:
I would say c would be the best.
Endocrine system is involved in this
Answer:
With respect to the cell wall of fungi and plants, it is correct to state that both cell walls provide structural support but fungi is made of polysaccharides and chitin and plants are made of cellulose.
Explanation:
The cell wall is the most external structure of the cells of fungi and plants, giving them form and protection, at the same time that it allows the growth and the function of relation between cells and of these with respect to its environment.
the main difference between the cell wall of fungi and plants is its composition, being in the first ones chitin and glucosamine. In plants, the main component of the cell wall is cellulose.
Learn more:
Differences between fungi and plants brainly.com/question/12501376
