What is the simplest entity that expresses characteristics of life?

• A. Human beings

• C. Insects

• D. Cells

Which organism is often used as a model for studying more complex living things?

• A. Yeast

• B. Bacteria

• C. Viruses

• D. Algae

Who discovered the concept of genes through his experiments with pea plants?

• A. Charles Darwin

• B. Gregor Mendel

• C. Paul Nurse

What is the most beautiful idea in biology according to the speaker?

• A. Evolution by natural selection

• C. Cell division

• D. Chemical reactions

What is responsible for the growth, reproduction, and energy usage in cells?

• A. Genetics

• B. Evolution

• C. Chemistry

What allows different chemical reactions to occur simultaneously in a small space within a cell?

• B. Energy production

• C. Compartmentation

• D. Information transmission

What is the role of information management in a cell?

• A. Regulating gene expression

• B. Controlling cell growth

• C. Maintaining energy levels

What is the hereditary system that determines how a living thing works?

• A. DNA

• B. Proteins

• D. Hormones

What allows living things to evolve and acquire purpose?

• A. Genetic mutations

• B. Natural selection

• D. Reproductive strategies

What are the core principles underlying life?

• A. Bounded physical entities

• B. Genetic variability

• C. Purposeful adaptation

• D. All of the above