BIOL 041: Biology Core I: Cellular and Molecular

This video explores the distinction between innate and learned behaviors in animals. Innate behaviors are inborn and instinctive, while learned behaviors develop through experiences and observations, allowing animals to adapt to their environment and enhance their chances of survival.

Explore the role of human placental lactogen (hPL) in this informative video. Learn how hPL prepares the breasts for lactation, debunking other hypotheses about its functions in nourishing the placenta or regulating the menstrual cycle. Discover the primary function of this remarkable placental hormone.

This videos teaches the mechanisms behind waste elimination in earthworms and mammals. Learn how metanephridia in earthworms and nephrons in mammalian kidneys work differently to perform crucial functions. Clear up common misconceptions and deepen your understanding of these biological systems.

Discover the properties and significance of methane (CH4), from its atomic structure to its pivotal role in industry and the environment. Uncover how carbon and hydrogen atoms form covalent bonds, making methane a key component of natural gas.

Discover the distinct identity of elements as we clarify the smallest unit that embodies their unique properties. Breaking down options such as electrons, isotopes, and elemental particles, this video offers a clear explanation of why atoms stand out.

Explore the essential roles of accessory digestive organs, including the liver, pancreas, gallbladder, and salivary glands. Understand their functions, from enzyme secretion to nutrient breakdown. Gain insights into the intricacies of the human digestive process.