A biomaterial is a substance that has been engineered to interact with biological systems for a medical purpose - either a therapeutic (treat, augment, repair, or replace a tissue function of the body) or a diagnostic one.

The Wikipedia page for "Cell (biology)" provides an extensive overview of the fundamental unit of life - the cell.

The cell membrane, or plasma membrane, is a biological membrane that surrounds the cytoplasm of cells.

Chemotherapy is a widely used treatment method in the field of oncology, aimed at treating cancer by administering drugs that kill rapidly dividing cells.

Conservation biology is the study of the conservation of nature and of Earth's biodiversity with the aim of protecting species, their habitats, and ecosystems from excessive rates of extinction and the erosion of biotic interactions.

Dimethyl sulfoxide (DMSO) is a colorless liquid widely used for its ability to dissolve many substances and for its medicinal properties.

Dioxygen plays an important role in the energy metabolism of living organisms.

The heart is a crucial organ in the circulatory system that pumps blood throughout the body.