DNA Structure

Front

What are the two molecules that form the sides (backbone) of the DNA ladder?

Back

Deoxyribose sugar and phosphate.

Front

What is the structure of DNA commonly referred to as?

Back

Double helix.

Front

Which nitrogen base is not found in DNA?

Back

Uracil.

Front

How is the information for traits carried on a DNA molecule?

Back

Through the sequence of the nitrogen bases.

Front

Why is DNA considered important?

Back

It serves as the blueprint for traits of all living things.

Front

What is a nucleotide?

Back

The basic building block of DNA, consisting of a deoxyribose sugar, a phosphate group, and a nitrogen base.

Front

What are the four nitrogen bases found in DNA?

Back

Adenine, Thymine, Cytosine, and Guanine.

Front

What type of bond holds the nitrogen bases together in DNA?

Back

Hydrogen bonds.

Front

What is the role of the phosphate group in DNA?

Back

It forms part of the backbone of the DNA structure.

Front

What is the significance of the sequence of nitrogen bases in DNA?

Back

It determines the genetic information and instructions for building proteins.