Active Transport<span> is used when substances are to be transported against their concentration gradient ( from low concentration to high concentration ) by utilising energy from ATP.
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eg - Na+/K+ pump.
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Answer:
nuclear fuel energy. concrete and lead enclosure shield. transfer medium slows down. moderator control rods. neutrons mass of unstable atoms.
2nd I'm pretty sure. it would truly be correct if it were italicized to
Answer:
The transfer could only occur during the day because it cannot store solar energy.
Explanation:
The transfer of electricity produced from solar energy only occurs during the day because it cannot store solar energy at a tremendous level. At homes, we can easily store the electricity made from solar energy with the help of batteries but for providing electricity to a state where thousands of houses are present, enormous batteries are needed to store it which can't be made because of very high cost so that's why the solar energy can not be stored.