The integumentary system (skin) has been called a membrane and an organ but, it is generally considered a system because it has organs that work together as a system. It is sometimes considered an organ because it contains several types of tissues and a membrane and it covers the body.
Answer:
If wolfs were absent from their environment the food they eat like rabbits for example would be overabundant and eat all the plants and not leave any food left for other animals that need it and those animals would die.
Explanation:
What role do its contents play in the cell<span>? The </span>Nucleus contains<span> DNA, which is structured in the form of genes on chromosomes. Genes provide the information for the </span>cell<span> to carry out </span>its<span> functions.</span>
I believe proteins would be the correct answer, but of course I just learnt this stuff 2 weeks ago. xD