All living organisms are constantly involved in a struggle for existence. This was proposed by? by Sunday | Sep 6 | Biology JAMB | 0 comments A. Morgan B. Darwin C. Lamarck D. Wallace Correct Answer: Option B – Morgan Users Also Read These:A characteristic that can possibly be shared by both…The relationship between the cost of living and…The organization is constantly in a state of fluxThe phenomenon whereby some organisms get…___________ consists of living factors (plants and…