BIOL 101: BIOL 101

Uncover the fundamentals of human muscle contraction and anatomy in this lesson. Highlighting the distinct roles of muscle origin and insertion we clarify their functions in movement. Learn why the muscle origin is the cornerstone of stability during contraction anchoring our body mechanics.

Explore the complexities of epithelium tissue and its diverse types. Understand their distinct functions, ranging from protection to secretion and absorption, and learn about their various locations in the body. Highlighting the significance of epithelial cells in vital physiological processes.

Explore the intricate layers of organization in the human body. From molecules to the complete organism, understand the sequential formation of our biological structure. Uncover the reasons behind incorrect hierarchical interpretations.

Explore the influence of atmospheric pressure in our body's functions, particularly its essential role in pulmonary ventilation or the breathing process.

Explore the critical role of phospholipids in forming cell membranes across various organisms. Understand their unique amphipathic properties and their influence on cellular processes, from transport to signaling.

Unravel the intricacies of mitosis by identifying each phase and their characteristics. Highlight the process that is not a part of mitosis, emphasizing the importance of DNA replication.