DNA Review

Front

What are the nitrogenous bases found in DNA?

Back

A, T, G, and C

Front

What does a gene code for?

Back

Protein

Front

What is the order of structures from LARGEST to SMALLEST: Nucleus, Chromosome, Gene?

Back

Nucleus, Chromosome, Gene

Front

What are strands of tightly wound DNA known as?

Back

Chromosomes

Front

Where are the sugars and phosphates located in a DNA molecule?

Back

On the sides (the backbone of the helix)

Front

What is the shape of a DNA molecule?

Back

Double helix

Front

What are the building blocks of DNA?

Back

Nucleotides

Front

What are the three parts of a nucleotide?

Back

Sugar, phosphate group, nitrogenous base

Front

What is the function of DNA?

Back

To store and transmit genetic information

Front

How many chromosomes do humans have?

Back

46 chromosomes (23 pairs)