Answer:
D
Explanation:
Tape Worms have traveled throughout different bodies of animals and humans (organisms) and they can transfer diseases easily.
Answer should be A system
The functions of proteins include:
- They transport oxygen in the blood of vertebrates.
- They play a key role in moving materials within cells.
- They help the body recognize and destroy foreign microbes and cancer cells.
- They catalyze chemical reactions.
<h3>Functions of proteins</h3>
Proteins are macromolecules that helps in the maintenance of metabolic activities and repair of worn out tissues of the body.
There are several functions of proteins which has helped in it's classification. The different types of Protein found in the body are:
- Antibodies: These are proteins that function to recognize and destroy foreign microbes and cancer cells.
- Enzymes: These are proteins that catalyze chemical reactions in the body.
- Transport proteins: They play a key role in moving materials within cells.
- Haemoglobin: These are blood proteins that transport oxygen in the blood of vertebrates.
Learn more about proteins here:
brainly.com/question/10058019
