Oxygen and Carbon Dioxide are the two gases being exchanged in the alveoli. Carbon Dioxide diffuses blood into the air, and oxygen diffuses from the air in the alveoli into the blood.
Answer:
Fossils closer to the surface are younger
Explanation:
Answer: teleconferencing
Explanation:
Using peer-to-peer collaboration will not work if the members work at many different locations.
While instant messaging may work, it can be hard to have a meeting this way.
Templates do not apply to this situation.
This leaves us with the answer of "teleconferencing" as you can have a meeting with people online, even when they are far apart.
Charles Darwin made the observations which led to the theory of evolution.
The following which poses as the most logical conclusion about the life cycle of this plant is definitely : The plant is a fern, and the gametophyte is its dominant phase. I am pretty sure you will fing this answer interesting. Regards!
