Answer:
Two example of ecosystem with high species is Tropical Rainforest Ecosystems and River and Stream Ecosystems. Both has large number of different species and large number of individuals of different species. I hope the answer helps. Thank you for posting your question here.
Explanation:
It is for the cells to make protein.
The rat. I don't know if you meant zodiac ANIMAL or astrology sign like aquaris for example. however the rat zodiac animal is defined as the weakest of all the zodiac animals.
Have a Merry Christmas,
Miri
Diffusion is the movement of particles from a high concentration area to a low concentration area.
Things that can go through a membrane are ions (charged), small polar molecules. Big molecules can't go through the membrane due to its large size and disrupting the membrane.
Passive transport is the movement of substances acrpss the cell membrane w/o the use of energy. Active transport needs energy to move substances across a cell membrane.