Answer:
The human machine is organized at different levels, starting with the cell and ending with the entire organism
The human body
Answer:over time as our evidence improves. The more experiments we do, and the more data we collect, the better our scientific ideas become.
Explanation:
Answer:
Earth's atmosphere is a layer of gases surrounding the planet Earth and retained by the Earth's gravity.
Explanation:
It contains roughly 78% nitrogen and 21% oxygen 0.97% argon and carbon dioxide 0.04% trace amounts of other gases, and water vapor. This mixture of gases is commonly known as air.
Answer:
Most like a police officer. Because the cell membrane allows things in and out of the cell, as for a police officer in and out of a crime scene
hope it helps :)
This looked familiar to something I’ve done.
