BIOL 142: BIOL 142

Explore the similarities and differences between the circulatory systems of amphibians and humans. Understand the distinctions in heart chambers, blood pressure, and where these two species align in their circulatory features.

This video traces the evolution of genetic understanding, beginning with Mendel's foundational pea plant experiments, which birthed basic inheritance laws. It delves into complexities like co-dominance, incomplete dominance, and polygenic inheritance. Highlighting the integral role of DNA, it explains its structure and replication, shedding light on mutations. The narrative underscores the interplay of genes with the environment, introducing epigenetics and the myriad ways genes express, shaping

Unravel the intricate relationship between histones and DNA. Learn how histones maintain DNA structure within the cell nucleus and understand the significance of charge attractions in DNA-histone binding.

Explore what makes each element unique by focusing on the atomic components: protons neutrons and electrons. Learn why the number of protons known as the atomic number is the defining characteristic for each element's properties. Understand how protons set elements apart even as neutrons and electrons also play important roles.

Explore how viruses replicate and the various ways in which new viruses emerge. Understand the importance of mutation, cross-species transmission, and the significance of wider spread in host species for disease control strategies.

Discover the relationship between the papillary layer of the dermis and the layers of the epidermis. Understand the structure, function, and connections that exist in our skin's anatomy.