The answer is D. How'd this helped
Answer:
carbon dioxide passes from the blood into the alveoli and is then exhaled. Oxygenated blood travels from the lungs through the pulmonary veins and the cycle goes on every time you breath or inhale you inhale oxygen into your blood cells.
Explanation:
Yellow bone marrow contains a large percentage of fat.
Answer:
Several strains of bacteria can cause acute bacterial meningitis, most commonly: Streptococcus pneumoniae (pneumococcus).
Explanation:
This bacterium is the most common cause of bacterial meningitis in infants, young children and adults in the United States. It more commonly causes pneumonia or ear or sinus infections.
