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Proteins Functions and Importance

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Questions and Answers

What is the primary function of enzymes and polypeptide hormones in the body?

To fight infectious bacteria and viruses

To form a framework for calcium phosphate crystals in bone

To direct and regulate metabolism

To shuttle essential molecules in the bloodstream

What is the function of collagen in bone?

To shuttle essential molecules in the bloodstream

To regulate metabolism in the body

To fight infectious bacteria and viruses

To form a framework for the deposition of calcium phosphate crystals (correct)

What is the function of proteins such as hemoglobin and plasma albumin in the bloodstream?

To form a framework for calcium phosphate crystals in bone

To direct and regulate metabolism in the body

To fight infectious bacteria and viruses

To shuttle essential molecules (correct)

What is the function of immunoglobulins?

To fight infectious bacteria and viruses Signup and view all the answers

What type of molecules are the most abundant and functionally diverse in living systems?

Proteins Signup and view all the answers

Which of the following is NOT a function of proteins?

Photosynthesis Signup and view all the answers

What is the role of proteins in bone?

To form a framework for calcium phosphate crystals Signup and view all the answers

Which of the following proteins is responsible for fighting infectious bacteria and viruses?

Immunoglobulin Signup and view all the answers

Study Notes

Proteins: Structure and Function

Proteins are the most abundant and functionally diverse molecules in living systems.

Functions of Proteins

Metabolism: Enzymes and polypeptide hormones direct and regulate metabolism in the body.
Bone Structure: Collagen forms a framework for the deposition of calcium phosphate crystals in bone, creating a skeleton.
Blood Transport: Proteins like hemoglobin and plasma albumin shuttle essential molecules throughout the bloodstream.
Immune System: Immunoglobulins fight infectious bacteria and viruses.

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Description

Proteins are the most abundant and functionally diverse molecules in living systems, performing various functions such as enzymes, hormones, and framework for bone structure.