The mechanism of ion uptake that would best move sodium from the inside of the cell to the outside is ACTIVE TRANSPORT. It is a mechanism that requires energy.
Active transport is a mechanism used by cells to move substances and ions against a concentration gradient.
In active transport, substances are moved across biological membranes from a region of low concentration to a region of high concentration.
Active transport requires energy which is generally provided by the hydrolysis of ATP.
Learn more about active transport here:
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Answer:
The answer is participlating.
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The answer is: 1 km
If the size is small than 1km in diameter, the object would be classified as a a meteoroid, not an asteroid. Up until the year of 2018, NASA has spotted around 147,132 asteroids. From that number, around 8% of them had the risk of colliding with the earths.
