760 mmHg. I think sorry if it wrong
Where are the choices? What following answers?
<span>A trait that improves the fitness of its bearer, compared with individuals without the trait.</span>
Answer:
Therefore,when carbon monoxide is present,it blind to hemoglobin preferentially over oxygn.As a result,oxygen cannot blind to hemoglobin ,so very little oxygen is transported through the body carbon monoxide is a colorless odorless gas and is therefore difficult detect.
it is D on my point of veiw..