1.5 DNA Test Review

Front

What type of bond joins nitrogenous bases in DNA?

Back

Hydrogen bonds.

Front

What is the complementary DNA sequence for the strand ATG?

Back

TAC.

Front

What two molecules form the backbone of the DNA ladder?

Back

Deoxyribose sugar and phosphate.

Front

In a DNA segment diagram, what does the label 'X' typically refer to?

Back

Hydrogen bond.

Front

What are DNA and RNA classified as?

Back

Nucleic acids.

Front

What are the four nitrogenous bases found in DNA?

Back

Adenine (A), Thymine (T), Cytosine (C), Guanine (G).

Front

What is the role of deoxyribose in DNA?

Back

It is part of the backbone of the DNA structure.

Front

How do adenine and thymine pair in DNA?

Back

Adenine pairs with thymine through two hydrogen bonds.

Front

What is the function of RNA in relation to DNA?

Back

RNA serves as a messenger carrying instructions from DNA for controlling the synthesis of proteins.

Front

What is the difference between DNA and RNA?

Back

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