Organisms employ different strategies to boost its defenses against antigens. Humans have an immune system to combat pat..
Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..
Genes are expressed through the process of protein synthesis. This elaborate tutorial provides an in-depth review of the..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
This lesson explores the impact of biosecurity threats, and why they need to be identified and managed. Examples to incl..
Dinosaurs represented a major turn in the evolutionary development of organisms on Earth. The first dinosaurs were presu..
