BIOL 103: Principles of Biology 1

Explore the sensory marvels of the male silkworm moth known as Bombyx mori and how they detect specific chemical signals from females. Uncover a hypothesis about the unique sensitivity of the moth's antennae and a prediction stemming from it. Learn how to design an experiment to test this hypothesis and deepen your understanding of insect behavior.

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.

Explore the integral role of white rami communicantes within the autonomic nervous system. This video clarifies their function, anatomical location, and the specific nerve fibers they contain, highlighting their importance in our body's fight-or-flight response.

Discover the essence of hydrostatic pressure and its significance in capillary beds, examining its relationship with colloid osmotic pressure and how it affects fluid movement in our circulatory system.

Explore the relationship between monomers and polymers, focusing on nucleic acids and their building blocks. This video clarifies the distinctions between various biological molecules and their basic units, emphasizing the critical role of nucleotides in nucleic acids.

Unravel the intricacies of a eukaryotic cell, its DNA structure, and the proteins that aid its function. Delve into the roles of cohesin, condensin, and histones, and discover the difference between chromatin, nucleosomes, and sister chromatids. Gain clarity on the pivotal structure ensuring successful cell division.