DNA Structure and Function

Front

What is DNA?

Back

DNA stands for deoxyribonucleic acid, which is the molecule that carries the genetic instructions for life.

Front

What is the complementary sequence for the DNA strand AAGCTAT?

Back

The complementary sequence is TTCGATA.

Front

What are the four nitrogen bases found in DNA?

Back

The four nitrogen bases are adenine (A), thymine (T), cytosine (C), and guanine (G).

Front

What are the basic building blocks of DNA?

Back

The basic building blocks of DNA are nucleotides.

Front

What is the structure of DNA?

Back

DNA has a double helix structure.

Front

What is a nucleotide composed of?

Back

A nucleotide is composed of a phosphate group, a sugar (deoxyribose), and a nitrogen base.

Front

What is the role of adenine in DNA?

Back

Adenine is one of the four nitrogen bases and pairs with thymine in the DNA structure.

Front

What is the role of thymine in DNA?

Back

Thymine is one of the four nitrogen bases and pairs with adenine in the DNA structure.

Front

What is the role of cytosine in DNA?

Back

Cytosine is one of the four nitrogen bases and pairs with guanine in the DNA structure.

Front

What is the role of guanine in DNA?

Back

Guanine is one of the four nitrogen bases and pairs with cytosine in the DNA structure.