It’s 4. Definitely 4. 99% sure it’s 4.
Alveoli are tiny balloon shaped structures and are the smallest passageway in the respiratory system. The alveoli are only one cell thick, allowing the relatively easy passage of oxygen and carbon dioxide (CO2) between the alveoli and blood vessels called capillaries.
<u><em>Answer:</em></u>
<u><em>god knows.</em></u>
Explanation:
First I will parallel two of the resistors, creating a net 1 ohm. Then I will series that with the remaining 2-ohm resistor, resulting in 3 ohms.
Answer:
Explanation:bjbhfcvvjkkknbnnnm