Question

guys help me please thanks

Answer 1

Answer:

fruit

please mark as brainlest answer

Answer 2

Answer:

Explanation:

Iron is essential for oxygen transport because of its role in hemoglobin, a protein in red blood cells that transports oxygen to cells and gives red blood cells their color. Hemoglobin is composed of four globular peptides, each with an iron-containing heme complex in the center