PreparED Study Materials
Videos
DNA Ligase: Key to Joining Okazaki Fragments in Replication
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the role of Okazaki fragments in DNA replication and the importance of DNA Ligase in ensuring their correct joining. Learn how a malfunction in this enzyme might disrupt the formation of continuous DNA strands on the lagging strand.
Haemoglobin Explained: Dissecting Its Structure & Oxygen Binding Capab
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the biochemistry of haemoglobin, a pivotal protein in red blood cells. We assess key statements about its structure and function, clarifying common misconceptions.
Eye Diseases Explained: From Glaucoma to Cataracts and Beyond
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Understand the complexities of eye diseases, from glaucoma's impact on intraocular pressure to the straightforward nature of a sty. Explore how different conditions like cataracts and conjunctivitis affect vision. A comprehensive overview of eye ailments and their root causes.
Na+ Channels: Open at Resting Potential or Threshold?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the mechanics of voltage-gated Na+ channels and their role in neuron activity. This video breaks down key neuronal terms like resting potential and threshold to explain precisely when these channels open. You'll come away understanding that voltage-gated Na+ channels open at the threshold state initiating an action potential.
Pathogens: Disease-Causing Microbes & Prevention
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unlock the world of pathogens, the microorganisms causing diseases. Grasp how they invade, colonize, and adversely affect host organisms. Learn about prevention strategies to mitigate their harmful impacts.
Unveiling Life's Origin: Oparin-Haldane Hypothesis Demystified
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
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.


















