Ch1 and 2.1 Practice Flashcard : Scientific Method & Biomolecules

Front

What is a nucleotide?

Back

A nucleotide is the basic building block of nucleic acids, consisting of a sugar, a phosphate group, and a nitrogenous base.

Front

What are the four main types of biomolecules?

Back

The four main types of biomolecules are carbohydrates, lipids, proteins, and nucleic acids.

Front

What is the primary function of nucleic acids?

Back

Nucleic acids, such as DNA and RNA, store and transmit genetic information.

Front

What is a fundamental characteristic of life?

Back

Fundamental characteristics of life include reproduction, growth and development, response to stimuli, and maintaining homeostasis.

Front

What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

Front

What charge does a proton carry?

Back

A proton carries a positive charge.

Front

What is the difference between saturated and unsaturated fats?

Back

Saturated fats are solid at room temperature and have no double bonds between carbon atoms, while unsaturated fats are liquid at room temperature and contain one or more double bonds.

Front

What is a lipid?

Back

Lipids are a group of organic compounds that are insoluble in water, including fats, oils, and steroids.

Front

What is the role of enzymes in biological systems?

Back

Enzymes are proteins that act as catalysts to speed up chemical reactions in the body.

Front

What is the primary function of carbohydrates?

Back

Carbohydrates provide energy and serve as structural components in cells.