DD2 Unit 1-3 DCA Practice: Units 1 & 2

Front

What is the function of nucleic acids?

Back

Nucleic acids store DNA containing the genetic code.

Front

What macromolecule is responsible for providing waterproofing and insulation?

Back

Proteins provide waterproofing and insulation.

Front

What is the primary function of lipids?

Back

Lipids provide long-term energy storage and structure in some cells.

Front

What is the role of carbohydrates in cells?

Back

Carbohydrates provide short-term energy for cells.

Front

What organelle forms a boundary between the cell and its environment?

Back

The cell membrane forms a boundary and is selectively permeable.

Front

What organelle is responsible for photosynthesis?

Back

Chloroplasts perform photosynthesis to convert light energy into chemical energy.

Front

What is the function of mitochondria?

Back

Mitochondria perform aerobic cellular respiration to transform energy from glucose into ATP.

Front

What is the structure of a carbohydrate?

Back

Carbohydrates are composed of carbon, hydrogen, and oxygen, typically in a 1:2:1 ratio.

Front

What is the difference between saturated and unsaturated fats?

Back

Saturated fats have no double bonds between carbon atoms, while unsaturated fats have one or more double bonds.

Front

What is the role of ribosomes in a cell?

Back

Ribosomes are responsible for protein synthesis.