College-level biotechnology course highlighting a science basis for bioengineering focusing on molecular cell biology and systems biology. Course contents include video lectures and interviews of bioengineering faculty, lecture notes,...

Through full-color images and concise information, learn about adenosine triphosphate, or ATP, the molecular unit of energy currency of cells.

This digital textbook covers core life science concepts and includes interactive features, real-world examples, and videos.

Sid Altman is a Nobel Prize winning chemist. He won the award in 1989 for his discovery of catalytic RNA. Read some interesting facts about his life and accomplishments.

Resource explains apoptosis (programmed cell death) and how it is different from necrosis (cell death due to injury).

Johns Hopkins University School of Medicine site detailing ongoing research in Biophysics & Biophysical Chemistry. The site has links to courses, seminars, faculty, graduate studies, and general information.

This informative resource features an overview of genetic material: DNA, chromosomes, genomes, homologous chromosomes, sister chromatids, and haploid/diploid.

Endocytosis enables cells to absorb extracellular nutrients that are needed for their survival. In receptor-mediated endocytosis, a protein receptor on the cell membrane binds to a nutrient molecule and facilitates its absorption through...

Learn how molecular labels are used to direct proteins to different parts of the cell and to the cell exterior.