CHEM 204: Plant and Animal Form and Function

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.

Uncover the fascinating system that nourishes osteocytes in our bones: the osteocyte lacunar-canalicular network. Learn how canaliculi connect these mature bone cells to vital nutrients, ensuring their health even at significant distances from blood vessels.

Explore the critical components of the Peripheral Nervous System (PNS), including nerves and ganglia. Understand the distinction between sensory and autonomic ganglia and the composition of nerves' layers. Learn why nerves and ganglia lack the protective meninges found in the CNS and how they facilitate essential signal transmission within the body.

Explore the fundamental characteristics of anions and decipher the statements that define them. Understand how electron transfer leads to ion formation, creating atoms with net electrical charges. Learn about the key property that sets anions apart from other atomic entities, providing insights into atomic structure and charge.

Explore the hierarchy of biological structures to identify the smallest independent unit of life. This video assesses options from organelles to organs, elucidating the pivotal role of the cell in life's tapestry.

Unlock the language of genetic history with our guide to understanding pedigrees and their symbols. Learn how to interpret squares circles and lines to track inheritance patterns for traits and diseases.