This biology question covers important biological concepts and processes. The step-by-step explanation below helps you understand the underlying mechanisms and reasoning.

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The mineral essential for oxygen transport in blood is iron, as it is a key component of hemoglobin.
Among the given options, HIV/AIDS is caused by a virus (Human Immunodeficiency Virus). Chlamydia and Gonorrhea are caused by bacteria.
Vitamin K is crucial for the synthesis of several proteins required for blood clotting.
Proteins are the primary macronutrients responsible for growth, tissue repair, and building new cells.
Iron is the mineral directly incorporated into the hemoglobin molecule during its synthesis in red blood cells.
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.
Lactose is the disaccharide sugar naturally found in milk.
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Welcome back Wendimuu — been a while! Let's pick up where you left off. Here are the answers to your biology questions: 1.
This biology question covers important biological concepts and processes. The step-by-step explanation below helps you understand the underlying mechanisms and reasoning.