The correct option is B, i took the same test. its correct :)
The best statement that best describes the effect nicotine has on the nervous system is it acts as a stimulant and a sedative. The correct answer is C.
Answer:
Explanation:The simple squamous epithelium formed by type I alveolar cells is attached to a thin, elastic basement membrane. This epithelium is extremely thin and borders the endothelial membrane of capillaries. Taken together, the alveoli and capillary membranes form a respiratory membrane that is approximately 0.5 mm thick.
Answer:
burning your hand in hot water(A
Explanation:
