Bio Unit 2

Front

What type of molecule is a lipid?

Back

A lipid is a fatty substance that is insoluble in water and serves various functions in the body, including energy storage and forming cell membranes.

Front

What is the primary function of starch in plants?

Back

The primary function of starch in plants is energy storage. It is a polysaccharide that plants synthesize to store glucose.

Front

Which of the following is a simple sugar?

Back

Glucose is a simple sugar, also known as a monosaccharide, which is a basic building block of carbohydrates.

Front

What are proteins primarily made of?

Back

Proteins are primarily made of amino acids, which are organic compounds that combine to form proteins.

Front

Which biomolecule serves as the genetic material?

Back

RNA (Ribonucleic acid) serves as the genetic material in some viruses and plays a crucial role in protein synthesis.

Front

What is the role of enzymes in biological reactions?

Back

Enzymes are biological catalysts that speed up chemical reactions in the body without being consumed in the process.

Front

What are carbohydrates primarily used for in living organisms?

Back

Carbohydrates are primarily used for energy and as structural components in cells.

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, making them liquid at room temperature.

Front

What is the basic unit of nucleic acids?

Back

The basic unit of nucleic acids is a nucleotide, which consists of a sugar, a phosphate group, and a nitrogenous base.

Front

What is the function of DNA in cells?

Back

DNA (Deoxyribonucleic acid) stores and transmits genetic information, guiding the development and functioning of living organisms.