Answer:
1) selective permeability of the cell membrane refers to It's ability to differentiate between different types of molecules, only allowing some molecules through while blocking others. Some of this selective property stems from the intrinsic diffusion rates for different molecules across a membrane.
Answer:
By heat trap mechanisms...
Explanation:
The main green house gases in our atmosphere are Carbon dioxide, Nitrous oxide, water vapors and ozone. All of these gases have a property of heat trap that trap the heat waves coming from the sun and heat up our atmosphere as a result. This is the reason why Venus is farther from sun but is more hotter than mercury because of it's dense Carbon Dioxide atmosphere.
Answer:
Aristotle
Explanation:
Aristotle created his own system for mapping the stars first, the others studied and discovered things in different subjects. :)
False. sea otters dont really eat <span>sea urchins and not much would chang</span>