Answer:
Plants, algae and photosynthetic bacteria provide an energy source for a majority of the worlds ecosystems.
Explanation:
Regulation of water balance in the joint is not a characteristic.
Synovial fluid is made of proteins and cells, rich in hyaluronic acid.
You can found it on articulations covering de extremes of the bone.
Its function is to lubricate the movement, protect the articular cartilage and shock absorption when we jump or have some kind of impact.
Answer:
b
Explanation:
breath in oxygen, breathe out co2.
plants breathe in c02, breathe out oxygen
<u>oxides</u> and <u>hydroxides</u>, as they have the highest chemical composition with different criteria's.
