SG Flashcard 13.1-13.2

Front

What is the complementary DNA sequence for AACTG?

Back

TTGAC.

Front

What type of bonds are formed between adenine and thymine in DNA?

Back

Hydrogen bonds.

Front

How are nucleotides linked together in a DNA chain?

Back

By links between deoxyribose molecules and phosphate groups.

Front

What is NOT a role of DNA?

Back

Translating genetic information in a cell.

Front

Why did Hershey and Chase use radioactive isotopes?

Back

Phosphorus is abundant in DNA, while sulfur is abundant in protein.

Front

What are the four nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine.

Front

What is the structure of DNA?

Back

A double helix.

Front

What is the function of DNA polymerase?

Back

To synthesize new DNA strands by adding nucleotides.

Front

What is the significance of base pairing in DNA?

Back

It ensures accurate replication and transcription.

Front

What is the difference between DNA and RNA?

Back

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