Expert biology tutor using visual aids and real-world examples for engaging, foundational learning.

The Tutor and Student reviewed concepts related to periodic trends, electron configuration, and organic nomenclature in chemistry. The Student practiced identifying the longest carbon chains, functional groups, and naming organic molecules. The session concluded with plans for the Student to review the notes and contact the Tutor with any further questions before their final exam.

The session focused on reviewing DNA and RNA processes, cell membranes and molecular transportation. The student practiced recalling key components and processes involved in cell biology and membrane transport. The session ended with the tutor clarifying the concepts of diffusion and active transport.

The Student reviewed chemistry topics including periodic table organization, electronegativity, ionization energy, and electron configurations in preparation for a test. Naming conventions for compounds, especially hydrocarbons, were practiced. The tutor plans to send notes summarizing the session.

The Student and Tutor discussed neuron function, covering vesicle transport, receptor types, and the mechanisms of action of various toxins and anesthetics. The Student reviewed the differences between endocytosis/exocytosis, nicotinic/muscarinic receptors, and the roles of sodium and potassium in neuron function. The next steps involve reviewing class notes to further detail specific pathways and mechanisms.

The student and tutor discussed DNA mutations and their impact on protein synthesis. The student chose to focus on insertion mutations for a poster project. The tutor reviewed various mutation types and clarified the structural requirements for accurately depicting DNA mutations in the poster, including the 5' and 3' ends.

The student reviewed cell signaling pathways, plasma membrane structure, and transport mechanisms with the tutor. They discussed a homework assignment involving a bioluminescence experiment and analyzed questions from a quiz on cell signaling. The session concluded with a discussion of positive and negative feedback loops in biological regulation, planning for future review of additional topics.