The primary succession takes a long time to be done. the secondary succesion takes 200-500 years for completion. the secondary succession occurs in an area which has been denuded recently and lately inhabited. soil is present at the beginning of the secondary succession with some organisms. thank you for this question.
Plasma, water, salt, protein, platelets
The new species come from old ancestors of the animals that were there, over time they slowly evolved, and they adapted to that new environment.
Sweat glands. :)
Perspiration leaves the body through the sweat glands.
