Answer:
Obligate mutualism.
Explanation:
Obligate mutualism: It is defined as each organisms are obligated to each other, they rely on one another, means one species cannot survive without the other species. It may involve the interchange of resources, for example food, shelter, and nutrients or may interchange services like transportation, and protection.
Termites are mutualistic related to protozoa which lives inside the insects gut. Termite gets benefits from the bacterial symbiont ability which is present in the protozoa to digest the cellulose. The termites do not have this ability to do this, without the help of protozoa. They are not able to use their energy from the food which is wood, cellulose comes from wood it chews.
So, termites are mutualistic related to protozoans and showing obligate mutualism.
Answer: B- Over time, beneficial variations will be passed on to future generations
Explanation:
The Neural Stem Cells. Hope this helped!
