CAST Life Science Vocab Review 1

Front

What term describes a group of similar cells that perform a specific function?

Back

Tissue

Front

True or False: Enzymes speed up chemical reactions in the body without being consumed.

Back

True

Front

In DNA, the nitrogenous base adenine (A) pairs with ____________.

Back

Thymine (T)

Front

True or False: Lipids are soluble in water.

Back

False

Front

The smallest particle of a chemical element that retains its properties is a(n) ____________.

Back

Atom

Front

What is the function of enzymes in biological systems?

Back

Enzymes act as catalysts to speed up chemical reactions without being consumed.

Front

What are the four main types of macromolecules in living organisms?

Back

Carbohydrates, Proteins, Lipids, Nucleic Acids

Front

What is the basic unit of life?

Back

The cell.

Front

What is the role of DNA in living organisms?

Back

DNA stores genetic information and provides instructions for development and functioning.

Front

What is the difference between a prokaryotic cell and a eukaryotic cell?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have them.