Cell: The Unit of Life

Vocabulary flashcards covering the introductory concepts of biology, the definition and discovery of cells, and types of organisms based on cell count.

Biotic (Animate)

A state of being living, characterized by the presence of at least one cell.

Abiotic (Inanimate)

A state of being non-living, characterized by the absence of a cell.

Robert Hooke

The scientist who in $1665$ discovered dead cork cells and the cell wall using a simple microscope.

Cellula

The term given by Robert Hooke to the honeycomb-like structure of empty, dead cells he observed in cork.

MICROGRAPHIA

The book written by Robert Hooke.

Anton Von Leeuwenhoek

The scientist who in $1674$ used a combination of lenses to see living cells, magnifying them up to $800$ times.

ANIMALCULE

The name Anton Von Leeuwenhoek gave to the motile things (living cells) he observed, including protozoa, bacteria, and sperm cells.

Robert Brown

The scientist who discovered the Nucleus in $1831$.

Unicellular organism

An organism whose body is composed of only one cell.

Multicellular organisms

Organisms whose bodies are made up of more than one cell.