PBS Semester 1 Final Review

Front

What are the 4 nitrogen bases in DNA?

Back

Adenine, Thymine, Cytosine, and Guanine.

Front

What is a bifurcation in fingerprint analysis?

Back

A bifurcation (or fork) is a type of minutiae where a single ridge splits into two.

Front

What is blood pressure?

Back

The force of blood against the walls of blood vessels during the contraction and relaxation of the heart.

Front

What is the blood type represented by A+?

Back

A+ is a blood type that has A antigens and the Rh factor.

Front

Which number represents the right ventricle in a diagram of the heart?

Back

The right ventricle is typically labeled as number 7.

Front

What is the function of adenine in DNA?

Back

Adenine pairs with Thymine to form base pairs in the DNA structure.

Front

What is the significance of Thymine in DNA?

Back

Thymine pairs with Adenine and is one of the four nitrogenous bases.

Front

What does cytosine do in DNA?

Back

Cytosine pairs with Guanine to help form the DNA structure.

Front

What is the role of guanine in DNA?

Back

Guanine pairs with Cytosine and is essential for the stability of the DNA double helix.

Front

What is the normal range for blood pressure in adults?

Back

Normal blood pressure is typically around 120/80 mmHg.