This means to come up with your own hypothesis or assumptions of something because there is some missing information or not clearly stated.
Water means it is the mixture of hydrogen and oxygen. As we know that
hydrogen is colourless as well as oxygen is also colourless gas.
So at last when hydrogen and oxygen reacts with one another and they
form H2O means water. If both are colourless so their product will also
be colourless. So water is seen colourless.
I think it will be
b)be multicellular
Differentiation of cell is the process by which cell becomes spesialized in order to perform different functions))
Correct Answer is A. They were able to increase their productivity due to the popularity of tractors.
The correct answer should be (d) The Krebs cycle
After Glycolysis, the Krebs cycle begins in the matrix of the mitochondrion.