Biology Final Exam Sem 1 - Dec 2024

Front

What is the size and shape of the human heart?

Back

The heart is about the size and shape of a fist.

Front

How do peptides differ from proteins?

Back

Peptides are short chains of amino acids, while proteins are long chains.

Front

What is the role of amino acids in the body?

Back

Amino acids are the basic building blocks of proteins.

Front

What is a valve in the circulatory system?

Back

A valve is a flap of tissue that prevents blood from flowing backward.

Front

What is the major artery at the top of the heart?

Back

The aorta sends oxygenated blood from the left ventricle to the rest of the body.

Front

What is the function of the aorta?

Back

The aorta carries oxygenated blood from the heart to the rest of the body.

Front

What are the basic building blocks of proteins?

Back

Amino acids are the basic building blocks of proteins.

Front

What is the difference between arteries and veins?

Back

Arteries carry blood away from the heart, while veins carry blood back to the heart.

Front

What is the function of the heart's atrium?

Back

The atrium receives blood entering the heart.

Front

What is the role of the pulmonary artery?

Back

The pulmonary artery carries deoxygenated blood from the heart to the lungs.