Respuesta :
Answer:
- In the human adult, the bone marrow produces all of the red blood cells, 60–70 percent of the white cells (i.e., the granulocytes), and all of the platelets. The lymphatic tissues, particularly the thymus, the spleen, and the lymph nodes, produce the lymphocytes (comprising 20–30 percent of the white cells).
- What are the functions of blood cells? The main job of red blood cells, or erythrocytes, is to carry oxygen from the lungs to the body tissues and carbon dioxide as a waste product, away from the tissues and back to the lungs.
Answer:
1= Blood cells are usually classified as a specialized form of connective tissue.
2= Blood cells, or erythrocytes, carry oxygen from the lungs to the body tissues and carbon dioxide as a waste product.
Explanation:
i think this is right