Because if all the trees and grasslands are to disappear and turn into deserts then there would be no oxygen for us
The first one is D hope it helps!
The sample with the lowest AVERAGE kinetic energy is
the coolest one.
The sample with the lowest TOTAL kinetic energy depends on
not only the temperature of the samples, but also on their size,
since each molecule in the sample has kinetic energy.
Answer:
Enzymes
Explanation:
Enzymes are proteins that can act as catalysts in the body.
