DNA Structure & Replication

Front

In a molecule of double-stranded DNA, the amount of adenine present is always equal to the amount of _________.

Back

thymine

Front

Which scientists built a 3-D model of the DNA double helix?

Back

Watson and Crick

Front

Which enzyme has the job of unzipping the double helix?

Back

Helicase

Front

In eukaryotes, which organelle is DNA usually found in?

Back

nucleus

Front

Which sequence of DNA bases would pair with this partial strand: ATG TGA CAG?

Back

TAC ACT GTC

Front

What is the basic unit of DNA called?

Back

Nucleotide

Front

What are the four nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine

Front

What is the role of DNA polymerase in DNA replication?

Back

DNA polymerase synthesizes new DNA strands by adding nucleotides complementary to the template strand.

Front

What is the significance of Chargaff's rules?

Back

Chargaff's rules state that in DNA, the amount of adenine equals thymine and the amount of cytosine equals guanine.

Front

What is the structure of DNA described as?

Back

A double helix.