DNA Structure and Replication

Front

Which organelle is DNA usually found in?

Back

Nucleus

Front

Adenine bonds with _____________.

Back

Thymine

Front

Which shows the correct complementary nitrogen base pairing for DNA?

Back

T-A, G-C

Front

What best describes a DNA molecule?

Back

Double helix

Front

What must be done with the DNA before a cell can go through division (mitosis)?

Back

DNA replication

Front

What are the building blocks of DNA?

Back

Nucleotides

Front

What are the three components of a nucleotide?

Back

Sugar, phosphate group, nitrogenous base

Front

What is the role of DNA polymerase in DNA replication?

Back

It synthesizes new DNA strands by adding nucleotides.

Front

What is the function of helicase in DNA replication?

Back

It unwinds the DNA double helix.

Front

What is the difference between DNA and RNA?

Back

DNA contains deoxyribose sugar, while RNA contains ribose sugar.