5.0 What is Life?
What ingredient(s) are seen as necessary for the creation of life?
Complex chemical compounds
What are the earliest forms of life
Bacteria
The fifth threshold of increasing complexity is life on Earth. Which of the following is one of the Goldilocks Conditions for life?
Liquid Water
All living things on Earth share important processes. What are those four processes?
Metabolism, homeostasis, reproduction, adaptation
Liquid water was one of the Goldilocks Conditions for life's emergence on Earth. Why is a liquid an important condition for the creation of life?
Molecules are too far apart in gases and cannot move enough in solids
What is is about the egg that made it critical for the advancement of life on Earth?
it allowed animals to move permanently onto land, where they continued to evolve and grow more complex
What molecule, also called the biological blueprint for life, do all living organisms possess?
DNA
In 1828, a German chemist, Friedrich Wohler, proved that organic life is composed of the same components as inorganic matter. How did he do this?
He synthesized organic chemicals from organic chemicals
Which important quality of life is described as "the ability to maintain a balance between their internal conditions and those outside the body in order to survive as long as possible"?
Homeostasis
What theory about life to Louis Pasteur's swan neck flask experiments disprove?
That a life-force existed in the atmosphere that breathed life into matter.
What quality of life allows for its slow diversification?
The ability of DNA to undergo mutation
What shift of scale occurs in our study of threshold five, the emergence of life?
We narrow our focus to Earth