Visual Connections Flashcards
(9 cards)
What is an atom?
A basic unit of matter that consists of a dense central nucleus surrounded by a cloud of negatively charged electrons.
What is a molecule?
A phospholipid, composed of many atoms.
What are organelles?
Structures that perform functions within a cell.
Highlighted examples include the Golgi apparatus and a nucleus.
What are cells?
Human blood cells.
What is tissue?
Human skin tissue.
What are organs and organ systems?
Organs such as the stomach and intestine make up part of the human digestive system.
What are organisms, populations, and communities?
In a park, each person is an organism. Together, all the people make up a population. All the plant and animal species in the park comprise a community.
What is an ecosystem?
The ecosystem of Central Park in New York includes living organisms and the environment in which they live.
What is the biosphere?
Encompasses all the ecosystems on Earth.
