Answer:
Sending humans to other planets may cause danger. We dont fully know what these planets are capable of doing. If there is such a thing as life on other planets then we still dont know weather or not life there is friendly or not. They could be harmful, because just as we dont know know exactly who or what they are, they dont know who or what they are either, so its a high chance they may want to defend themselves.
Explanation:
Answer:
They contain protein fibres that can contract when energy is available, making the cells shorter.
Fruit comes from many different places it can grow on plants, just like apples grow on trees and it depends on what kind of fruit because some can grow of flowers like strawberries, figs, raspberries, and many more.