Podcast
Questions and Answers
Carbohydrates, lipids, proteins, and nucleic acids are the major biological molecules important for all living things.
Carbohydrates, lipids, proteins, and nucleic acids are the major biological molecules important for all living things.
True
Carbon can form 4 covalent bonds, allowing it to form molecules with many different shapes.
Carbon can form 4 covalent bonds, allowing it to form molecules with many different shapes.
True
Oxygen makes up 63% of the dry mass of living systems.
Oxygen makes up 63% of the dry mass of living systems.
True
All molecules that contain carbon are called organic, except for CO2.
All molecules that contain carbon are called organic, except for CO2.
Signup and view all the answers
Only 16 of the 92 naturally occurring elements are known to be important constituents of living systems.
Only 16 of the 92 naturally occurring elements are known to be important constituents of living systems.
Signup and view all the answers
