DNA Structure and CANCER Dec 9.Dec 100

Front

Cytosine always complements (pairs) with

Back

Guanine

Front

What is the significance of the sequence (order) of the Nitrogen Bases in DNA?

Back

The order of the Nitrogen Bases determines the traits that an organism will possess (have).

Front

Nitrogenous bases (such as A complements or pairs with T) are joined by which type of bond?

Back

Hydrogen bonds

Front

Which organelle is DNA usually found in?

Back

Nucleus

Front

The two strands of DNA are held together by:

Back

Hydrogen Bonds

Front

What are the four main nitrogenous bases in DNA?

Back

Adenine, Thymine, Cytosine, Guanine

Front

What is the structure of DNA?

Back

DNA is a double helix composed of two strands of nucleotides.

Front

What is the role of DNA in cells?

Back

DNA stores genetic information and provides instructions for protein synthesis.

Front

What is a mutation?

Back

A mutation is a change in the DNA sequence that can lead to changes in traits.

Front

What is the function of the nucleus in a cell?

Back

The nucleus houses the cell's DNA and controls cellular activities.