DNA - Genes - Chromosomes

Front

What is the shape of DNA commonly referred to as?

Back

double helix

Front

Where is DNA located within a human cell?

Back

nucleus

Front

What is the total number of chromosomes in a typical human cell?

Back

46

Front

What are genes?

Back

Sections of DNA arranged along the chromosomes

Front

What is the function of chromosomes in the cell?

Back

They carry genetic information.

Front

What are the two main types of nucleic acids?

Back

DNA and RNA

Front

What is the role of DNA in heredity?

Back

DNA carries genetic information that is passed from parents to offspring.

Front

What are the building blocks of DNA?

Back

Nucleotides

Front

What are the four nitrogenous bases found in DNA?

Back

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

Front

How do the nitrogenous bases pair in DNA?

Back

Adenine pairs with Thymine, and Cytosine pairs with Guanine.