GBH2425S1 Flashcard 6 (Bonds, Water, Lipids, Carbohydrates, Lipids

Front

Why do all atoms form bonds?

Back

To reduce their overall energy.

Front

Atoms that vary in the number of neutrons found in their nuclei are called ________.

Back

isotopes

Front

Which type of bond represents the weakest chemical bond?

Back

hydrogen bond

Front

Which of the following types of fats makes up cell membranes?

Back

phospholipids

Front

Enzymes are made of __________.

Back

Proteins

Front

What is a covalent bond?

Back

A chemical bond formed by the sharing of electrons between atoms.

Front

What is the primary function of carbohydrates in living organisms?

Back

To provide energy and support cellular structure.

Front

What are lipids primarily used for in the body?

Back

Energy storage, insulation, and making up cell membranes.

Front

Define hydrogen bond.

Back

A weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.

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.