Answer:
Mammals, Mollusks, Roundworms, Arthropods, Flatworms
Explanation:
Predator and prey populations affect each other because if a predator of one prey kills that one animal than that animal dies and the prey decrease by one and when one predator dies from being killed or just naturally dying, then the predators decrease by one.
Out of the three solutions one is acidic because there is a property of acids which states that they turn litmus papers red
A stimulus triggers the body to create a response that feeds back to
reverse the changes caused by the original stimulus,the whole process is
known as n<span>egative feedback loop.Mark Me Brainlest Please</span>
