DNA Structure and DNA Replication

Front

What is the process in which DNA makes an exact copy of itself?

Back

Replication

Front

What type of bond joins nitrogenous bases in DNA?

Back

Hydrogen bonds

Front

If there is 20% thymine in a DNA strand, what percentage of adenine is there?

Back

20% adenine, 30% guanine, 30% cytosine

Front

In a DNA structure, what do the circles represent?

Back

Phosphates

Front

Which organelle is DNA usually found in?

Back

Nucleus

Front

What are the building blocks of DNA?

Back

Nucleotides

Front

What are the four nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine

Front

What is the shape of the DNA molecule?

Back

Double helix

Front

What is the role of DNA polymerase in DNA replication?

Back

It synthesizes new DNA strands by adding nucleotides to a growing chain.

Front

What is the complementary base pairing rule in DNA?

Back

Adenine pairs with Thymine, and Cytosine pairs with Guanine.