Origins of Life

Front

What conditions were mimicked in the Miller-Urey experiment?

Back

Early Earth conditions.

Front

What organelles were produced through endosymbiosis?

Back

Chloroplasts and Mitochondria.

Front

Who conducted the famous experiment on the origins of life?

Back

Stanley Miller and Harold Urey.

Front

Why do oceans not freeze in winter?

Back

Due to the high specific heat of water.

Front

Who concluded that cells can only come from pre-existing cells?

Back

Louis Pasteur.

Front

What is the significance of the Miller-Urey experiment?

Back

It demonstrated that organic compounds could be synthesized from inorganic precursors under conditions thought to resemble those of early Earth.

Front

Define endosymbiosis.

Back

A theory that explains how certain organelles, like mitochondria and chloroplasts, originated from free-living prokaryotes that were engulfed by ancestral eukaryotic cells.

Front

What is the role of chloroplasts in a cell?

Back

Chloroplasts are responsible for photosynthesis, converting light energy into chemical energy.

Front

What is the function of mitochondria?

Back

Mitochondria are known as the powerhouse of the cell, generating ATP through cellular respiration.

Front

What is high specific heat?

Back

The property of water that allows it to absorb a lot of heat before its temperature changes significantly.