Podcast Beta
Questions and Answers
What is one of the unifying themes in biology?
What is the basic unit that all organisms are made up of?
What enables organisms to move, grow, and reproduce?
What do biologists use to make observations, pose questions, and form conclusions?
Signup and view all the answers
How long ago did life on Earth emerge?
Signup and view all the answers
What are the components of blood?
Signup and view all the answers
What is the meaning of 'cardiovascular'?
Signup and view all the answers
What does the closed circulatory system mean for vertebrates?
Signup and view all the answers
What do the terms 'vascular system' and 'circulatory system' refer to?
Signup and view all the answers
What do the great vessels of the heart include?
Signup and view all the answers
