**Biosphere**: The global sum of all ecosystems.

**Biographical sketch**: A brief description of a person's life.

**Bioinformatics system**: Software used for biological data analysis.

**Living organism's environment**: Refers to the habitat and conditions affecting it.

**Life sciences field study**: Research related to living organisms' biology.

To live or exist in a state.

To experience life; to be alive.

To reside or dwell temporarily somewhere.