Where does the oxygen/carbon dioxide exchange take place in the human respiratory system? please help me! A. bronchi
B. diaphragm
C. trachea
D. alveoli

what school and grade?

b) the inside picture would look at a very high temperature in a very low ph

correct answer: false

while planning water activities, it is very important to consider the weather, because if we do not plan and are going for a surf, then it might be that the hurricane came and drown us or may carry us to long distance from where we can not come back. there are many reasons to take information about the weather when we are planning any water activities.

hence, the correct answer would be false.

it should be d) transitional fossils.

they show the gradualism of evolution throughout a period of time