Nowadays we have much more modernized farming. There are combines, tractors and other machines. Back then they used hundreds of workers and now 1 machine gets all that done in half the time. Try googling it for more info.
You have to measure the distance between them
The answer is D hope this helps
Because you cannot test it or observe it.
A scientific theory are created through the scientific method, in the scientific method you need to be able observe it and experiment.
Answer:
False
Explanation:
The cells of collenchyma have evenly thickened cell wall
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