Learn about what ethological theory is, its development through the years, its evidences, ethological theories, examples, & the criticisms it has received.
Among the most important attributes of life is the concept of internal balance or homeostasis, Explore what it is with examples & find out why homeostasis is important in living organisms.
Discover here what the Founder effect is and how it is used to describe the origins of new species (that are genetically distinct) from larger populations.
Cellular organization refers to the components that make up the cell and how these "organelles" are arranged inside it. Explore its functions, shape & size.
Throughout history many attempts have been done to define what a species is. Learn the Biological Species Concept overview which is the widely accepted one.