NB 311: Developmental Biology

Explore the effects of isotonic, hypertonic, and hypotonic solutions on plant and animal cells. Understand water movement, solute concentration dynamics, and the resulting cellular changes, including turgidity in plants and crenation or lysis in animals.

Explore the groundbreaking heterotroph hypothesis by Alexander Oparin. This video outlines how the first organisms likely consumed pre-existing organic matter reshaping how we think about the origins of life and evolution

Discover the pivotal genetic change behind the evolution of tetrapod limbs, focusing on a specific shift in the Hox gene expression. Unravel the significance of this change and its role in the spatial organization of body parts.

Explore the crucial concept of biodiversity and its significance. Learn about the various threats it faces, from pollution to habitat destruction. Emphasize the paramount threat: habitat alterations and their implications.

Explore the captivating Oparin-Haldane hypothesis, detailing the three key steps in the journey from non-life to life. Witness the emergence of organic molecules through non-biological processes, the formation of complex molecules, and the ultimate leap to self-replicating DNA. Join us on this scientific exploration of life's origins.

Explore the intricate components of the endomembrane system within a cell. Identify which structures belong to this system and which do not, with a specific focus on the unique role of the chloroplast.