DNA Structure Review 24

Front

What forms the sides (backbone) of the DNA ladder?

Back

Deoxyribose (sugar) and phosphate.

Front

What type of bond joins nitrogenous bases in DNA?

Back

Hydrogen bonds.

Front

Who is credited with inventing the process of DNA fingerprinting?

Back

Jeffreys.

Front

What percentage of human DNA is identically the same among individuals?

Back

99.9%.

Front

What is the shape of DNA?

Back

Double helix (twisted ladder).

Front

What are the four nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine.

Front

What is the function of DNA?

Back

To store and transmit genetic information.

Front

What is the role of deoxyribose in DNA?

Back

It is part of the backbone of the DNA structure.

Front

What is the significance of hydrogen bonds in DNA?

Back

They hold the two strands of DNA together between the nitrogenous bases.

Front

What is the difference between DNA and RNA?

Back

DNA is double-stranded and contains deoxyribose, while RNA is single-stranded and contains ribose.