1. Antibodies: Proteins produced by the immune system that identify and neutralize pathogens like bacteria and viruses. 2. Contractile Proteins: Proteins, such as actin and myosin,... 1. Antibodies: Proteins produced by the immune system that identify and neutralize pathogens like bacteria and viruses. 2. Contractile Proteins: Proteins, such as actin and myosin, that facilitate muscle contraction and movement. 3. Enzymes: Proteins that act as biological catalysts, speeding up chemical reactions in the body.

Understand the Problem

The question lists different types of proteins and provides brief descriptions of their functions, focusing on antibodies, contractile proteins, and enzymes.

Answer

1. Antibodies: Proteins produced by the immune system that identify and neutralize pathogens. 2. Contractile Proteins: Proteins that facilitate muscle movement. 3. Enzymes: Proteins that act as biological catalysts.
  1. Antibodies: Proteins produced by the immune system that identify and neutralize pathogens like bacteria and viruses. 2. Contractile Proteins: Proteins, such as actin and myosin, that facilitate muscle contraction and movement. 3. Enzymes: Proteins that act as biological catalysts, speeding up chemical reactions in the body.
Answer for screen readers
  1. Antibodies: Proteins produced by the immune system that identify and neutralize pathogens like bacteria and viruses. 2. Contractile Proteins: Proteins, such as actin and myosin, that facilitate muscle contraction and movement. 3. Enzymes: Proteins that act as biological catalysts, speeding up chemical reactions in the body.

More Information

Antibodies are crucial for immune defense, contractile proteins are essential for muscle physiology, and enzymes are vital for metabolic processes.

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