Chapter 1.1

What do all organisms need to grow, move, reproduce, and maintain their bodies?

Energy

What process do plants use to capture energy from sunlight?

Photosynthesis

What are lichens an example of?

Interactions between fungi and photosynthetic organisms that depend on each other to survive.

What is the study of life and living organisms called?

Biology

According to the notes, all organisms have what in common?

A common origin or ancestor.

What are the key parts that most life forms are made of?

Nucleic acids, amino acids, and related components in membranes.

What do the shared characteristics of all organisms indicate about their evolution?

Organisms evolved through small changes from a common ancestor.

What is the significance of nucleic acids in evolution?

They multiply and store information to construct proteins.

What allows the first cellular organisms to separate their internal from external environments?

Membrane formation.

What metabolic process is associated with the use of oxygen?

Aerobic metabolism.

When did ozone begin to absorb enough UV for organisms to live on land?

~500 million years ago.

What does endosymbiosis describe?

When one organism lives inside another.

Which eukaryotic organelles evolved from prokaryotic organisms?

Mitochondria and chloroplasts.

What is indicated by the concept of binomial nomenclature?

The scientific naming of species, with a two-part name: genus and species.

What are phylogenetic trees used for?

To illustrate evolutionary relationships among species.

What are the three domains of life?

Archaea, Bacteria, and Eukarya.

How can knowledge from one organism be beneficial in research?

It can be linked and applied to other organisms due to shared ancestry and genetic similarities.