UNIT 4 concept 1 flashcard

Front

What sugar is used in RNA?

Back

Ribose

Front

Which of the following combinations is found in a DNA nucleotide?

Back

Deoxyribose, guanine, and a phosphate group.

Front

Write the complementary strand for the following DNA sequence: G C A T T A C G G T A A

Back

CGTAATGCCATT

Front

In the structure of DNA, the letters A, G, C, and T stand for?

Back

Nitrogenous bases.

Front

What nucleotides are used in DNA?

Back

A, T, C, G

Front

What is the structure of DNA?

Back

A double helix composed of two strands of nucleotides.

Front

What are the four nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine.

Front

What is the role of DNA polymerase?

Back

It synthesizes new DNA strands by adding nucleotides.

Front

What is the difference between DNA and RNA?

Back

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

Front

What is a nucleotide?

Back

The basic building block of DNA and RNA, consisting of a sugar, a phosphate group, and a nitrogenous base.