Answer:
The disease is caused by the ciliate protozoan Ichthyophthirius multifiliis, commonly called ich or ick. Fish infected with ich typically develop small, blister-like, raised lesions (white spots) on the skin and/or fins.
Explanation:
<u>Population</u> is the term that defines groups of individuals that belong to the same species and live in the same area
Explanation:
In an ecological system, when a group of species of living organisms group and live in a particular locality area, it is referred to the population of that species.
Within an ecological boundary, there can be more than one type of population living in an area and all these different types of the population are interdependent with each other.
Within a population of a species, the individuals of the species interbreed, reproduce, grow and survive among themselves.
I am pretty sure that two other important functions of the cell membrane are : the first one is to keep the materials in cell. The second point is that it is responsible for communication between <span>cells and cell recognition. Hope you will find it helpful. Regards!</span>