Introduction to Biology: What is Life?

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What is the basic unit of life?

Tissues

Atoms

Cells (correct)

Molecules

Which of the following is NOT a theme of Biology?

Evolution

Interdependence of organisms

Reproduction

Photosynthesis (correct)

What do we call the process by which organisms maintain stable internal conditions?

Homeostasis (correct)

Hemostasis

Homeopathy

Hypertension

How did life arise on Earth more than 3.5 billion years ago?

It remains unknown Signup and view all the answers

What is the genetic information contained in cells called?

DNA Signup and view all the answers

What is the study of life called?

Biology Signup and view all the answers

What was the first form of life on Earth?

Single-celled organisms Signup and view all the answers

In which organelle does photosynthesis occur in plant cells?

Chloroplasts Signup and view all the answers

Which statement about cells is true?

Cells undergo differentiation and are highly organized. Signup and view all the answers

What do we call the process by which organisms maintain very stable internal conditions?

Homeostasis Signup and view all the answers

What is the term for the process by which some organisms capture the energy from the sun and transform it?

Photosynthesis Signup and view all the answers

Which term refers to the transmission of hereditary information to offspring?

Reproduction Signup and view all the answers

What is the driving force in evolution, causing a gradual change in populations over many generations?

Natural selection Signup and view all the answers

Which process results in the combining of hereditary information from two different organisms of the same species?

Sexual reproduction Signup and view all the answers

What is the term for the genetic information from a single parent being passed on to resulting cells with identical hereditary information?

Inheritance Signup and view all the answers

Which process explains why organisms look and behave the way they do and provides a basis for exploring relationships among different groups of organisms?

Evolution Signup and view all the answers

What is the term for the interaction of organisms with one another and with their environment?

Ecology Signup and view all the answers

What is the term for the survival of organisms with favorable traits causing gradual changes in populations over generations?

Natural selection Signup and view all the answers

Which term represents the genetic information in all cells that contains instructions for traits?

DNA Signup and view all the answers

Which process involves hereditary information from one, usually unicellular, organism that divides into cells with identical hereditary information?

Asexual reproduction Signup and view all the answers