Can you provide answers to the following biology questions regarding nutrition, diseases, and blood components?

Here are the answers to your biology questions:

1. The mineral essential for oxygen transport in blood is iron, as it is a key component of hemoglobin.

   • B) Iron

2. Among the given options, HIV/AIDS is caused by a virus (Human Immunodeficiency Virus). Chlamydia and Gonorrhea are caused by bacteria.

   • C) HIV/AIDS

3. Vitamin K is crucial for the synthesis of several proteins required for blood clotting.

   • A) Vit K

4. Proteins are the primary macronutrients responsible for growth, tissue repair, and building new cells.

   • B) Proteins

5. Iron is the mineral directly incorporated into the hemoglobin molecule during its synthesis in red blood cells.

   • C) Iron

6. Kwashiorkor (protein deficiency), Rickets (Vitamin D/calcium deficiency), and Scurvy (Vitamin C deficiency) are all deficiency diseases. Diabetes is a metabolic disorder, not typically classified as a deficiency disease.

   • D) Diabetes

7. Lactose is the disaccharide sugar naturally found in milk.

   • C) Lactose