DNA Packaging and Chromosomes

Front

What does DNA stand for?

Back

Deoxyribonucleic acid

Front

What is chromatin best described as?

Back

Nucleosomes super-coiled around each other

Front

Which choice best describes the DNA of a prokaryote?

Back

Single circular chromosome

Front

Why is DNA important?

Back

It serves as the blueprint for making proteins

Front

What does DNA replication result in?

Back

Two identical copies of each chromosome

Front

What are histones?

Back

Proteins that help package DNA into a compact, organized structure called chromatin.

Front

What is a chromosome?

Back

A structure made of DNA and proteins that contains genetic information.

Front

What is the structure of DNA?

Back

A double helix formed by two strands of nucleotides.

Front

What are nucleotides?

Back

The building blocks of DNA, consisting of a sugar, a phosphate group, and a nitrogenous base.

Front

What are the four nitrogenous bases in DNA?

Back

Adenine (A), Thymine (T), Cytosine (C), Guanine (G).